There are more than 380 questions from equation calculation problems, integers and decimals, fractions, parenthesized problems, basic problems Lv1 to slightly difficult Lv4.

For those who have forgotten how to do the equation or want to use it for preparation, there is also an explanation of the basic solution of the equation with an example.

The more you do math problems, the harder it is to make mistakes. This app does not select by choice, but you can answer by entering numbers including fractions, so you will be able to improve your skills.