This is an educational free math game for your kids and maybe for everyone. This is a good brain test and you can improve your calculations speed.

This Game can make learning more fun and engaging. When children play games, they can apply their math skills to new and unique scenarios while building logic and critical thinking skills. They also get a chance to practice math in a way that is fun and appeals to their interests.
Free kids App games make learning fun.
Topics:
-addition
-subtraction,
The questions(math equations) are generated dynamically, so you will get new questions each time you play the game. In this game you will find different types of math operations + - finding the greatest number, finding the smallest number, fractions comparison, and mixed operations.

After playing this game, your kids definitely will calculate faster. This educational game is a unique one