The Effect of the Numbers Lotto Media on the Ability of Simple Arithmetic in the Children with Intellectual Disability

Characteristics in intellectual disability children are difficulty in focusing attention and have a short concentration so that it can cause problems in learning activities. This study aims to determine the effect of the lotto number media on the simple arithmetic ability of intellectual disability students. This study uses a pre-experimental method with a Group Pre-test Post-test Design. The analytical test used is the Wilcoxon test with 5 students as subjects. The results showed that the simple arithmetic ability of intellectual disability students in the pre-test activity was in poor condition with an average value of 32.63, in the post-test activity is increased with an average value of 74.62. The simple arithmetic ability of intellectual disability students has increased after getting learning using number lotto media. The conclusion is that there is an effect of number lotto media on simple arithmetic ability.