number of population in this study is only 3 people, it
can be all. The research was conducted in 2015, over
3 months in Fatima Foundation Nurussifa.
In this study, the data collection technique used is
the results of studying or learning achievement test.
This technique is used to obtain data on the ability of
numeracy skill on deaf children taught by using
poster props. The source of material test was from the
attachment of 2006 KTSP (Indonesian standard
curriculum) of the second grade first semester, the
amount of the test consisted of 10 items, which were,
10 items of numeracy summation up to 10. The
assessment criteria was, the score of 1 was given to
each correct answer, while each wrong answer was
given a score of 0; thus, the maximum possible score
achieved by the child was 10, while the minimum
score that might be achieved by a child is 0 (See Table
1).
Table 1: Categorization of test score.
Based on the description on the introduction
mentioned above, it can be formulated that main
problem in this study as follows: Can the use of poster
props improve numeracy skills of deaf children at the
age of second grade students?. The research
objectives to be obtained in this study is to obtain
empirical data on: (1) To obtain a picture of numeracy
skill before using poster props on deaf children at the
age of second grade students.; (2) to obtain a picture
of numeracy skills after using the poster props on deaf
children at the age of second grade students; (3) To
find out whether there is an increase numeracy skills
of deaf children at the age of second grade students
through the use poster props. The results of this study
are expected to provide benefits in the learning
process of deaf pupils both theoretically and
practically.
For the academic / educational institutions, and
teachers will be material information in the
development of science, knowledge and use of
props poster in mathematics, particularly
arithmetic.
For researchers; feed into researching and
developing more research regarding the use of
props posters on the subjects of arithmetic in
children with hearing impairment.
The results of this study can add to their
knowledge in the world of education incredible
especially with regard to improvement of
numeracy skills of children with hearing
impairment.
The results of this study can be used as a
reference for other researchers discuss the
numeracy skills of children with hearing
impairment.
3 RESULTS AND DISCUSSION
This study was about of the numeracy skills of deaf
children at the age of second grade of primary school
through poster props. The number of respondents
were three students with hearing impairment. These
three deaf children were first given the initial tests
before the poster props was applied, which later was
given a score. Next, the treatment was given on the
form of the application of poster props in the learning
of mathematics within two months, which was
conducted two times a week and each meeting was
held for two hours of lessons. The last test was given
after the lesson ended.
Based on observations by teachers in math, before
the application of poster props, the pupil attendance
was only 60%, while after using poster props, the
attendance increased by 90% and also the students
were more active and interested in the learning
process. In addition, students became bolder in
answering the questions. Even more, students were
engrossed in accepting the lesson given by the
teacher. From these data, the application of poster
props could attract student interest in learning. To
obtain a picture of numeracy skills of deaf children at
the age of second grade students, before the
application of poster props, the ability to count at the
beginning of the test is divided into five (5)
categories: highly capable, able, quite capable, less
capable and not capable. More details can be seen in
Table 2. Based on Table 2 and the score of the data in
annex 3, it can be calculated that the average
numeracy for summing numbers up to hundreds of
children are based on the calculation that the average
score of calculation skills of deaf children at the age
of second grade before the application of poster props
on initial tests was 3.30, in which the average value
should be in the interval of 3-4. This meant that
numeracy skills of deaf children at the age of second
grade students was in the category of disadvantaged.
Table 3 shows the information about the deaf
children’s learning achievement before and after
poster props implementation. To obtain a picture of
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