Subtraction Math Master
- August 5, 2013
- Peter Li
![Subtraction Math Master Game Cover](https://gamebrain.co/img/645/subtraction_math_master_peterli_2013_1_xl.png)
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* Improve 2 digit mental Subtraction ! * Keep your mind active through training and competition. * Boost daily productivity. Background: Everyday we come across situations where we need to do quick math operations and most of the time we just reach for the calculator and punch numbers. This game will help you rely less on that calculator and hopefully in time you will be proficient in menta…