2+2=4? Mathematical Challenge

Test your knowledge and reasoning speed with this fun game of mathematical calculations.
You can have fun, and to train and improve their performance in mathematics.

The game has three (3) modes of games, being out of time, with time for resolution of the problems or customized.

For modes without time or with time, the game begins with simple addition and as its evolution, the numbering range will progress as well as new operations are requested.

For the custom level you can choose which operations will be requested, numbering range, as well as the time available to solve every issue.