Screenshots
About this app
A small funny game. Enhanced your conversion thinking skills. It is known, operator '+' means addition. And expression "1 + 1 = 2" is always right. But if we redefine operator '+',make it means subtraction. Then, the expression "1 + 1 = 2" is wrong, the result should be '0'. This game,by redefining all the arithmetic operators,enhance your thinking skills and bring you fun.
What's new
Version 1.2 · Aug 16, 2020
1.adjust iPhone X. 2.add tutorial example.
