iPhone Screenshots
Description
The app teaches addition and subtraction. Users learn to make 10 using two numbers and practice answering questions to beat the Robo.
Arithmetic for the first step. You can learn to add and subtract easily and become familiar with numbers.
Let's learn how to make 10 using two numbers. Add 1 to 9 is 10, 2 to 8 is 10, 3 to 7 is 10...
The answer is always single-digit figure. Beat the Robo by answering the questions.