This app is a additional quiz of two numbers between 0-100. This number is a positive number and a negative number. This can be used to improve in a short calculation. The time given 120 seconds to collect as many points. This application also used as math education for school, courses, collage, dan other education place.

This application can used for :

Suitable for school age.
Learn to count.
Mastering the sum of numbers optimally.
As an entertainment to eliminate boredom.
Suitable for everyone.

Hope you enjoy use this app.