Eduvest – Journal of Universal Studies Volume 3 Number 4, April, 2023 p- ISSN 2775-3735-
e-ISSN 2775-3727 |
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IMPROVING UNDERSTANDING
OF THE CONCEPT OF MULTIPLE WITH MANIPULATIVE OBJECTS THROUGH A REALISTIC
APPROACH IN CLASS II ELEMENTARY SCHOOL STUDENTS |
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SDN Pondok Aren 04, Indonesia Email: [email protected] |
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ABSTRACT |
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Mathematics subjects in
grade II SDN Pondok Aren 04, Pondok Aren District, South Tangerang City, can
be seen as quite preferred subjects by students. Student activity in learning
mathematics is quite good, although the desired results have not been maximized.
The objectives of the research are; (1) to find out whether students'
understanding of multiplication using a realistic approach grade II SDN
Pondok Aren 04 Pondok Aren District, South Tangerang City, Antapani District
increased?, and (2) to find out whether students' interest in teaching
mathematics in grade II multiplication is better?. The method used in this
study is an analytical descriptive method with a class action model. The
results obtained from the study are (1) learning mathematics using a realistic
approach can increase students' understanding in multiplication. It can be
seen from the results obtained by students in mathematics learning there is
an improvement, and (2) student attitudes in learning mathematics using a
realistic approach can increase student interest in mathematics, so that
mathematics is no longer a difficult subject to understand and understand. |
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KEYWORDS |
Mathematics; multiple;
manipulative approach; realistic approach |
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This work is licensed under a Creative
Commons Attribution-ShareAlike 4.0 International |
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INTRODUCTION
Mathematics subject in class II SDN Pondok Aren 04, Pondok Aren
District, South Tangerang City can be seen as a subject quite liked by
students. Student activity in learning mathematics is quite good, although the
desired results are not optimal. The results of the tests students took were
not neatly arranged and the level of accuracy was still low and the scores
obtained were still of a sufficient standard (60). Data from the results of the
learning evaluation in semester 2 of the 2006-2007 academic year showed that
only 38% of students scored above the average of 60. From these data it is
clear that mathematics in their view is still considered a subject that is
difficult to understand and understand.
Mathematics is one of the subjects that must be studied by every
student, because through mathematics students are trained to think logically,
rationally and critically in acting so that they are able to survive and
succeed in the competitive arena (Indahwati, 2016). In
GBPP Mathematics it is stated that the general objectives of giving mathematics
at the primary and secondary education levels are to: (1) prepare students to be able to face changes in life and in a world that
has developed through practice acting on the basis of thinking logically,
rationally, critically, carefully, honestly, effectively and efficiently.
(Ministry of Education and Culture 1994), and (2) prepare students to be able to use mathematics
and mathematical mindsets in everyday life and in studying various sciences
(Depdikbud 1994:1) (Daga, 2020).
Mathematics makes a major contribution in equipping students for the
future (Indahwati, 2016).
Therefore students must understand mathematics seriously, but in reality until
now mathematics still has a negative image in the eyes of students (Maisarah et al., 2021). Most students think that mathematics is a
difficult and frightening subject, the experience of learning mathematics is
like a nightmare, the atmosphere is always tense, anxious and depressed (Rahman, 2018). Mathematics (an exact science) for children is
generally an objectionable subject if not a hated subject (Ruseffendi, 2006).
The impact of this negative image is that student learning outcomes in
mathematics have so far not been satisfactory, the average student daily test
scores are still low. Understanding is the main factor that influences the
success of a student. Students with higher understanding will achieve brilliant
achievements. However, most students currently have low learning comprehension,
so the results they have achieved so far have not been satisfactory.
Efforts to improve student learning outcomes in mathematics are the
responsibility of all parties, including teachers, government and society.
Teachers as educators and teaching students in schools are not only required to
choose appropriate learning methods or techniques, they are also required to
create comfortable learning situations so that students' potential can be
optimally developed which can ultimately improve learning outcomes.
In teaching mathematics in grade II, the teacher should pay attention to
the facts of the mental development of children's thinking. The concrete
operational period, from 7 or 8 years old to 11 or 12 years old and the logical
processing stage can be done with the help of concrete objects or under certain
circumstances (Mifroh, 2020). It
is intended that students understand and understand more about the concepts
given.
Arithmetic operation is a term that is made in general from the whole
arithmetic work on addition, subtraction, multiplication and division.
Data on mathematics learning outcomes in semesters 1 and 2 using the
lecture method through a conventional approach did not show any significant
changes to class II students at SDN Pondok Aren 04, Pondok Aren District, South
Tangerang City. This can be seen from table 1.
Table
1. 2017/2018
Academic Year Report Card Grades
Number |
Semester |
Lots of
students |
Math
report card score |
1 |
I |
33 |
53 |
2 |
II |
33 |
64 |
Along with the progress of science and technology that continues to
develop, in line with that, various learning with various approaches is used,
one of the approaches is Realistic Mathematics Education which was developed in
the Netherlands since the 1970s. This approach emphasizes human activity,
mathematics in terms of this is not seen as "strict science", but it
has been considered that mathematics is an activity of human life (a human
activity) (Nusaibah & Murdiyani, 2017).
The realistic approach uses a real world situation or a context as a
starting point in learning mathematics. At this stage students carry out
activities to organize problems and identify aspects of the problems that exist
in these problems.
With realistic learning it is hoped that the achievement and interest of
class II students at SDN Pondok Kacang Timur 03 Pondok Aren District, South
Tangerang City can increase. In addition, the benefits that can be achieved are
the strong multiplication concept so that it is possible to receive more
complex material at the next level. Their assumption of mathematics as a
subject that is difficult to understand and understand can be minimized by
reviving students' enthusiasm for learning mathematics.
Seeing the problems described above, the writer needs to conduct
research on students' understanding of mathematics associated with a realistic
approach. The purpose of study are; (1) to find out whether students'
understanding of the multiplication of whole numbers using a realistic approach
to class II at SDN Pondok Aren 04, Pondok Aren District, South Tangerang City,
Antapani District, has increased?, and (2) to find out whether students'
interest in teaching mathematics in class II multiplication is better?
RESEARCH
METHOD
The method used in this research is analytic descriptive
qualitative method with a class action model. It is called descriptive analytic
because this research focuses on current solutions from the data collected,
compiled, explained and then analyzed (Sugiyono, 2017). While the approach used is a qualitative and
quantitative approach. This research consisted of two cycles of action, each of
which had stages of planning, acting, observing, and reflecting.
Operational definition
Understanding
Understanding comes from words
understanding. Understanding is the basis for carrying out a law or concept
meaningfully (Sharifah, 2017). Understanding means that students understand
something but the understanding stage is still low. The ability to understand
at this stage, for example, is able to transform information into a more
meaningful parallel form. His actions were carried out on orders (orders)
without anything to do with others or seeing their use. Understanding that
there is a concept in each learning needs to be pursued optimally as one of the
abilities that must be possessed by students after studying mathematics.
Polya and Skemp suggest that
understanding consists of two types namely (Tianingrum & Sopiany, 2017); (1) Instrumental Understanding, in this
understanding students only memorize something separately or can apply
something to routine and simple calculations, (2) Rational Understanding, this
understanding allows students to relate things to other things freely,
correctly and are aware of the processes being carried out. The mathematics
used in this study is focused on understanding the concept of multiplication to
solve problems on multiplication material (Siregar et al., 2021).
Understanding of concepts is a change
that makes individuals better understand the objects they face and can develop
their ability to use numbers related to everyday life (Febriyanto et al., 2018). According to Brunerthe level of one's
understanding to know or understand the world around it, there are three stages
of presentation of objects namely (Nurdyansyah, 2019): enactive is related to concrete
objects in learning, iconic refers
to the presentation in the form of data images or graphics, and symbol, using words as symbols.
In this study what is meant by
understanding is the ability of students in the cognitive domain of stage 2
according to Bloom's Taxonomy. Indicators of this understanding are
understanding the mathematical problem posed in its own sentence, making a
mathematical model of the given problem, solving the problem.
Multiplication
Multiplication is repeated addition.
Manipulative stuff
Manipulative objects are learning aids
that can be manipulated or tweaked and grouped. By using manipulative objects,
it is hoped that students will find it easier to understand the mathematical
concepts they are studying, and can improve students' skills in counting. In
this study, what is meant by manipulative objects are objects used in learning,
for example leaves, marbles, and sticks.
Realistic Approach
RME (Realistic Mathematics Education)
or realistic mathematics learning is an approach that starts from real things
for students, emphasizing process of doing mathematics skills, discussing and
collaborating, arguing with classmates so that they can find their own
strategies or ways of solving problems and in the end use that mathematics. to
solve problems both individually and in groups (Kamarullah, 2017).
This means student-centered learning,
the teacher acts as a facilitator, moderator and evaluator and assesses student
answers. With this approach students are trained to respect the opinions/ answers
of other students. In this case, learning mathematics using a realistic
approach student are given the opportunity to be active in learning (students
discuss in finding strategies/ steps for solving problems) and the material
provided is based on context or things that are real or have been
experienced/known to students and associated with everyday life situations.
In this study, what is meant by a
realistic approach is a way of learning whose characteristics are the teacher
gives real problems to students, students work to solve problems, and students
construct mathematical models from the material discussed.
RESULT
AND DISCUSSION
Initial
Conditions
The
research was conducted in class II SDN Pondok Kacang Timur 03, Pondok Karen
District, South Tangerang City. The problem found in this class is about
multiplication. Before conducting the research, researchers categorized
students into 3 categories, namely high, medium and low. The results seen are
from the first semester math report card scores. These values can be seen in
the following table:
Table 2. Category of Students by Score of Class II
Reports
No |
Subject |
Category |
1 |
A |
Good |
2 |
FM |
Good |
3 |
A. N |
Very good |
4 |
US |
Fair |
5 |
AT |
Very good |
6 |
AM |
Good |
7 |
AR |
Good |
8 |
DA |
Good |
9 |
FF |
Very good |
10 |
ID |
Fair |
11 |
IP |
Good |
12 |
LR |
Very good |
13 |
MA |
Good |
14 |
Mr |
Good |
15 |
MA N |
Fair |
16 |
MF |
Good |
17 |
MA |
Very good |
18 |
MK |
Very good |
19 |
NH |
Good |
20 |
NA |
Fair |
21 |
PK |
Very good |
22 |
RD |
Very good |
23 |
R.H |
Good |
24 |
RN |
Very good |
25 |
SA |
Very good |
26 |
S |
Fair |
27 |
SS |
Very good |
28 |
YES |
Good |
29 |
Y |
Good |
30 |
UY |
Fair |
31 |
A A |
Very good |
32 |
SV |
Fair |
33 |
FA |
Good |
34 |
RR |
Fair |
35 |
Y.C |
Good |
36 |
D |
Good |
From the results of
the first semester math report cards, it can be seen that 10 students are in
the high category, 16 students are in the medium category and 10 students are
in the low category.
Research data
After knowing the
results of the first semester, the researcher prepared research instruments,
both learning instruments and data collection instruments. The research instrument
was prepared for 2 cycles. The learning instruments are in the appendix and the
data collection instruments are in attachment 4. The following is the data from
the research:
Cycle I Research
Results
The
results of this study came from tests and non-tests. This data is presented as
follows:
Table
3. High
Category Student Formative Test Score
No |
subject |
Score |
Origin Category |
1 |
AN |
90 |
Very
good, Very good |
2 |
AT |
100 |
Very
good, Very good |
3 |
AM |
90 |
Good,
Very good |
4 |
AR |
80 |
Good,
Very good |
5 |
DA |
90 |
Good,
Very good |
6 |
FF |
90 |
Very good, Very good |
7 |
LR |
100 |
Very good, Very good |
8 |
MA |
90 |
Good, Very good |
9 |
Mr |
90 |
Good, Very good |
10 |
NH |
100 |
Good, Very good |
11 |
PK |
90 |
Very good, Very good |
12 |
RD |
90 |
Very good, Very good |
13 |
RN |
90 |
Very good, Very good |
14 |
SS |
90 |
Very good, Very good |
15 |
A
A |
80 |
Very good, Very good |
16 |
SA |
80 |
Very good, Very good |
Table 4. Students' Formative Test Score Medium Category
No |
Subject |
Score |
Origin Category |
1 |
A |
70 |
Good,
good |
2 |
FM |
70 |
Good, good |
3 |
IP |
70 |
Good, good |
4 |
MF |
70 |
Good, good |
5 |
RH |
60 |
Good, good |
6 |
S |
60 |
Fair,
good |
7 |
YES |
60 |
Good, good |
8 |
FA |
70 |
Good, good |
9 |
D |
60 |
Good, good |
10 |
Y |
60 |
Good, good |
Table 5
Low
Category of
Students' Formative Test Score
No |
Subject |
Score |
Origin Category |
1 |
Y.C |
50 |
Fair,
fair |
2 |
NA |
40 |
Fair, fair |
3 |
RR |
40 |
Fair, fair |
4 |
UY |
50 |
Fair, fair |
5 |
SV |
40 |
Fair, fair |
6 |
US |
20 |
Fair, fair |
7 |
ID |
20 |
Fair, fair |
8 |
MA |
40 |
Fair, fair |
9 |
man |
50 |
Fair, fair |
10 |
MK |
50 |
Fair, fair |
Cycle I non-test results
1)
Cycle
I Questionnaire Results
The questionnaire was filled in by students at the
end of each cycle. The number of students who filled out the questionnaire in
cycle I was 36 people. The following table is the result of the cycle I
questionnaire recapitulation expressed in percentage form.
Table 6. Results of Cycle I
Student Questionnaire
No |
Question |
SS % |
S% |
TS % |
STS % |
Total % |
1 |
Learning mathematics that has just been studied is very
interesting |
68,42 |
21.05 |
2.63 |
7.89 |
100 |
2 |
Learning using aids encourages me to study more actively |
50 |
18,42 |
21.05 |
10.52 |
100 |
3 |
I like to study math problems related to everyday life |
55,26 |
26,31 |
7.89 |
10.52 |
100 |
4 |
I like to exchange opinions with friends when solving
problems |
44,73 |
15.78 |
21.05 |
18,42 |
100 |
5 |
With the math lesson that I just did, I feel that I
understand the lesson faster |
68,42 |
18,42 |
2.63 |
10.52 |
100 |
6 |
I became more courageous in expressing my opinion during
the lesson |
65,78 |
13,15 |
10.52 |
7.89 |
100 |
7 |
I feel satisfied and happy with the results obtained after
following the mathematics lesson that was just conducted |
65,78 |
18,42 |
5,26 |
10.52 |
100 |
8 |
I like the class atmosphere that occurs during learning |
65,78 |
14.78 |
2.63 |
14.78 |
100 |
9 |
Guidance from the teacher made me think more actively and
more easily solve problems |
71.05 |
10.52 |
13,15 |
5,26 |
100 |
10 |
Acquired material is remembered longer |
50 |
15.78 |
10.52 |
23.68 |
100 |
2)
Observation
Results of Cycle I
Observation results can be seen from
the attachment sheet
Cycle II
Research Results
The results of this study came from
tests and non-tests. This data is presented as follows
Table 7. High
Category Student Formative Test Score
No |
subject |
Score |
Origin Category |
1 |
AN |
90 |
Very
good, very good |
2 |
AT |
100 |
Very
good, very good |
3 |
AM |
90 |
Good,
very good |
4 |
AR |
80 |
Good, very good |
5 |
DA |
90 |
Good, very good |
6 |
FF |
90 |
High
, high |
7 |
LR |
100 |
High,
high |
8 |
MA |
90 |
Good, very good |
9 |
Mr |
90 |
Good, very good |
10 |
NH |
100 |
Good, very good |
11 |
PK |
90 |
Very good, very good |
12 |
RD |
90 |
Very good, very good |
13 |
RN |
90 |
Very good, very good |
14 |
SS |
100 |
Very good, very good |
15 |
A
A |
90 |
Very good, very good |
16 |
SA |
90 |
Very good, very good |
17 |
FA |
90 |
Good, very good |
18 |
Y |
80 |
Good, very good |
Table 8. Students' Formative Test
Score Medium Category
No |
subject |
Score |
Origin Category |
1 |
A |
70 |
Good,
good |
2 |
FM |
70 |
Good, good |
3 |
IP |
70 |
Good, good |
4 |
MF |
70 |
Good, good |
5 |
RH |
70 |
Good, good |
6 |
S |
60 |
Fair,
good |
7 |
YES |
60 |
Good, good |
8 |
D |
70 |
Good, good |
Table 9. Low Category of
Students' Formative Test Score
No |
subject |
Score |
Origin Category |
1 |
Y.C |
50 |
Fair,
fair |
2 |
NA |
40 |
Fair, fair |
3 |
RR |
40 |
Fair, fair |
4 |
UY |
50 |
Fair, fair |
5 |
SV |
40 |
Fair, fair |
6 |
US |
30 |
Fair, fair |
7 |
ID |
30 |
Fair, fair |
8 |
MA |
40 |
Fair, fair |
9 |
man |
50 |
Fair, fair |
10 |
MK |
50 |
Fair, fair |
Cycle II Non Test Results
1)
Cycle II Questionnaire Results
The questionnaire was filled in by students at the
end of each cycle. The number of students who filled out the questionnaire in
cycle I was 36 people. The following table is the result of the cycle I
questionnaire recapitulation expressed in percentage form.
Table 10. Results of Student
Quotes Cycle II
No |
Question |
SS % |
S% |
TS % |
STS % |
Total % |
1 |
Learning mathematics that has just been studied is very
interesting |
61.53 |
15,38 |
7,69 |
15,38 |
100 |
2 |
Learning using aids encourages me to study more actively |
53,84 |
23.07 |
10.25 |
12.82 |
100 |
3 |
I like to study math problems related to everyday life |
69,23 |
10.25 |
5,12 |
15,38 |
100 |
4 |
I like to exchange opinions with friends when solving
problems |
46,15 |
15,38 |
23.07 |
15,38 |
100 |
5 |
With the math lesson that I just did, I feel that I
understand the lesson faster |
74.35 |
15,38 |
5,12 |
5,12 |
100 |
6 |
I became more courageous in expressing my opinion during
the lesson |
48,71 |
25,64 |
7,69 |
17.94 |
100 |
7 |
I feel satisfied and happy with the results obtained after
following the mathematics lesson that was just conducted |
64,10 |
17.94 |
10.25 |
7,69 |
100 |
8 |
I like the class atmosphere that occurs during learning |
56,41 |
17.94 |
7,69 |
17.94 |
100 |
9 |
Guidance from the teacher made me think more actively and
more easily solve problems |
66,66 |
15,38 |
15,38 |
2.56 |
100 |
10 |
Acquired material is remembered longer |
53,84 |
10.25 |
12.82 |
23.07 |
100 |
2)
Observation Results of Cycle II
The
results of observations made can be seen in the list of appendices.
Research
result
Implementation of Cycle I
The implementation of cycle
I includes planning, implementing actions, observing and reflecting.
1)
Planning
Based on observations prior
to the implementation of the research, the researcher conducted a study of the
Curriculum for Mathematics in Grade II Elementary School to prepare a complete
lesson plan with learning scenarios which are expected to increase students'
understanding of multiplication. As previously disclosed, researchers
categorize students into 3 categories, namely high, medium, and low.
2)
Implementation
The first observation that the writer made with the subject of
multiplication.
First Meeting
The first meeting subject discussed was about
multiplication as repeated addition. In the opening lesson, the teacher assigns
students to listen to multiplication as repeated addition. Furthermore, in the
core activities of the lesson, the teacher discusses how to do multiplication
with repeated addition using buttons. Indeed, there were some students who were
seen in the learning process while playing, and it was also seen that there
were students who seriously followed the teaching and learning process well.
Because teachers rarely use props that are in the student's environment so that
students in learning are playing while playing. At the end of the activity, the
teacher gives an evaluation that students must do individually. Then the
results of the evaluation were collected.
Based on the results of research on the
implementation of mathematics learning, it shows that the process of learning
mathematics that the authors have been doing so far does not use the teaching
aids around them. Student interest is visible but still lacking. This is
because counting multiplication by repeated addition is felt by students to be
difficult. How to solve the problem feels long. So that students' attitudes
toward learning mathematics seem less responsive. This is due to the lack of
use of props that are easy to get to use to solve the multiplication questions
given but doing them takes a long time and sometimes the numbers are wrong.
Second Meeting
At
the second meeting, the main topic discussed was multiplication. At the second
meeting the students looked cheerful when they entered the class. After the
students pray and greet the teacher, then the teacher takes student attendance
one by one. At the beginning of the lesson, the teacher gives explanations and
apperceptions regarding multiplication activities and material that will be
given at that time
At
this second meeting the teacher gave an explanation about multiplication the
teacher gave questions in the form of stories and the students listened to what
the teacher said, after a while some students were seen raising their hands to
answer the questions posed by the teacher, but some were silent. Maybe the
silent one doesn't understand what the teacher is asking. In the final
activity, the teacher evaluates students by giving questions related to other
topics according to the material discussed, which is done individually. There
were some students who could not work on the questions given because their
understanding was not optimal or the students forgot about the lesson the
teacher had delivered a few days ago.
3) Discussion and Reflection
Learning Outcomes of Cycle I
Based on the results of
observations and reflections at this stage, it is necessary to make
improvements so that the quality of learning mathematics becomes better and the
learning objectives that have been set can be achieved. Therefore, so that the
learning process of students' attitudes in learning and students' understanding
of mathematics can increase, the authors plan a lesson that uses a realistic
approach in multiplication.
Cycle Reflection
From
learning cycle 1, it appears that there are several things that must be
corrected to increase students' understanding of multiplication as repeated
addition. After analyzing learning outcomes, questionnaire results, the results
of observations, the researcher conducted a reflection, the results of which
are as follows: the need for visual aids as a tool to do mathematics, attitudes
/ student responses during learning, and problems given in the context of
everyday life
Implementation of Cycle 2
The
implementation of cycle 2 includes planning, implementing actions, observing
and reflecting.
1)
Planning
Based on the reflection of
cycle 1, researchers to prepare learning scenarios that are expected to further
improve student learning outcomes in mathematics, especially about
multiplication.
2)
Implementation
Cycle
2 was held on April 21 2008. In this cycle there were 2 meetings. The first and
second meetings respectively discussed the subject of multiplication
First Meeting
The first meeting The main
topic of discussion was family. At the student meeting, students looked ready
to carry out the teaching and learning process. At this meeting the tool used
was a stick to make multiplication easier, the stick was given black for the
tens value, and the white one for units. By using a stick for students who
quickly catch it, it will be easy, but children who don't do it often feel
confused about how to do it. Then the teacher guides students who don't
understand using sticks to do multiplication. The teacher tries to give
questions and students try to solve them by using existing sticks. In learning
by using sticks children feel interested and happy in doing it.
Second Meeting
The learning process at the
second meeting was when students lined up with student attitudes as usual. In
the initial activities, as usual, students pray and greet the teacher, then the
teacher takes students' attendance one by one. At the beginning of the lesson,
the teacher gives explanations and apperceptions regarding multiplication
activities and material that will be given at that time
At the second meeting the
teacher tried multiplication questions without using aids to answer. There were
some students who tried to answer the questions given by the teacher. But for
students who are in the low category the questions are more difficult. From the
attitude of the students showed a sense of pleasure in doing so. This will have
a good impact on students so that students will be happy with mathematics, and
mathematics for students is no longer a difficult subject to understand. In the
test results given by the teacher there is an increase even though only
slightly. And for student test results that are in the low category it is
difficult to increase.
3) Discussion and Reflection
Learning Outcomes of Cycle II
After the teacher takes
action on implementing learning using a realistic approach, then an analysis of
observations and reflections on the results of the implementation is carried
out based on data and some information that has been obtained when observing
learning in the classroom.
The results of this analysis
and reflection are explained as follows: (1) learning activities in the
second act of carrying out activities individually have shown sufficient
results. Although seen from the average value of the individual obtained from
the results of the evaluation carried out, (2) student activities carried
out in learning are very fun. This can be seen from the enthusiasm of students
in answering questions given by the teacher, (3) from the results of
observations on learning, for children who are slow in accepting material have
difficulty working on multiplication questions with a realistic approach,
and (4) attitudes
of Students in Learning Mathematics Using a Realistic Approach.
Based on the information
obtained from the results of filling out the observation questionnaire
conducted on students, then to find out students' attitudes in learning
mathematics using a realistic approach, the results revealed that students'
attitudes in learning mathematics showed a positive attitude, namely they took
part in lessons enthusiastically and seriously. Indeed, students look active
when solving the questions given.
Cycle Reflection
Based
on the acquisition of research results for two actions aimed at improving
student learning outcomes in the multiplication of whole numbers, that the
implementation of the actions in the first cycle or action and the second
action has shown the following things:
1)
The
process of learning mathematics using a realistic approach is seen in terms of
student and teacher interaction.
a)
At the beginning of the lesson, the teacher introduced
mathematics lessons with a realistic approach as the starting point for the
lesson. Then the teacher directs and explains how students learn well. Students
provide comments and ask questions about the subject matter.
b)
During the learning process, the teacher manages the class
interactively, guides students and motivates students to actively participate
in discussions.
c)
At the end of the lesson, the teacher together with students
concludes the lesson that has been done. Then the teacher evaluates students by
giving questions that suit them.
Based on
this, there has been an increase in the activity of students and teachers in
learning mathematics for the better. Then there was also interaction between
students and other students through discussion activities. While the role of
the teacher is as a guide who directs students to think.
The attitude of students in learning mathematics using a realistic
approach has shown positive results for students in learning mathematics. The
positive attitude towards mathematics is marked by the earnest and enthusiastic
attitude of students in learning mathematics and students are attentive/
concentrated on the lesson. In learning activities students look active,
confident in themselves express his opinion. Based on the results of the
evaluation which experienced an increase in the second cycle, it also showed
that students' positive attitudes towards mathematics lessons increased student
learning achievement.
2)
The
learning outcomes of class II students at SDN Griya Bumi Antapani 13-2
increased by using a realistic approach. This can be seen in the learning in
cycles I and II which increased in the results of student evaluations in the
form of written answers. Most students can already use a stick to calculate
multiplication of whole numbers.
Table 11. Recapitulation
of Cycle I and Cycle II
No |
Subject |
Cycle I |
Cycle II |
1.
|
A |
70 |
70 |
2.
|
FM |
70 |
70 |
3.
|
A.N |
90 |
90 |
4.
|
US |
20 |
30 |
5.
|
AT |
100 |
100 |
6.
|
AM |
90 |
90 |
7.
|
AR |
80 |
80 |
8.
|
DA |
90 |
90 |
9.
|
FF |
90 |
90 |
10.
|
ID |
20 |
30 |
11.
|
IP |
70 |
70 |
12.
|
LR |
100 |
100 |
13.
|
MA |
90 |
90 |
14.
|
Mr |
90 |
90 |
15.
|
MA N |
50 |
50 |
16.
|
MF |
70 |
70 |
17.
|
MA |
40 |
40 |
18.
|
MK |
50 |
50 |
19.
|
NH |
100 |
100 |
20.
|
NA |
40 |
40 |
21.
|
PK |
90 |
90 |
22.
|
RD |
90 |
90 |
23.
|
R.H |
60 |
70 |
24.
|
RN |
90 |
90 |
25.
|
SA |
80 |
90 |
26.
|
S |
60 |
60 |
27.
|
SS |
90 |
100 |
28.
|
YES |
60 |
60 |
29.
|
Y |
60 |
80 |
30.
|
UY |
50 |
50 |
31.
|
A A |
80 |
90 |
32.
|
SV |
40 |
40 |
33.
|
FA |
70 |
80 |
34.
|
RR |
40 |
40 |
35.
|
Y.C |
50 |
50 |
36.
|
D |
60 |
70 |
|
Average |
69,16 |
71.94 |
Discussion
From the results of research conducted in the field, the
realistic approach method requires a long time and requires solid preparation
to run smoothly. In accordance with Piaget's opinion that ages 7 to 11 years in
learning are assisted with concrete objects. By using concrete objects,
students' understanding of learning will be embedded and made an impression on
their minds (Fadhl et al., 2022). From the results of research that researchers do
using realistic, students' understanding will be faster compared to just
explaining without using props. The tools they use are tools that are often
encountered in their daily lives. So that students' understanding will be fast.
We can use the tools in their environment or in the school yard.
By using a realistic approach students can solve problems
given by the teacher in accordance with the knowledge possessed by students,
and can make models in the form of mathematical concepts, and can compose their
own and can be used on other problems. And even realistic learning can be seen
by interactions between students and teachers, teachers and students, between
students and students and realistic learning needs to be related to other
topics both in mathematics lessons or lessons outside mathematics
CONCLUSION
Based on the results of
research and analysis of learning mathematics using a realistic approach as was
done in the previous chapter, several conclusions can be drawn, including the
following; (1) learning mathematics using a realistic approach can improve
students' understanding of multiplication. It can be seen from the results
obtained by students in learning mathematics there is an increase, and (2)
students' attitudes in learning mathematics using a realistic approach can
increase students' interest in mathematics, so that mathematics is no longer a
difficult subject to understand and understand.
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