Sums Battle - Real-time calculation battle! play online

The more you add, subtract, multiply and divide, the more you'll get excited and smart!


Recommended for:

- People who want to play with friends with gaming apps
- Elementary or junior high school students who want to be good at calculation
- Seniors who want to keep their brains fresh


Points to enjoy:

- Just playing this app, you will be getting better at mental arithmetic
- Playing with your kids who do not like calculation, they will have fun with calculation


How to use:

You can play with your family and friends by installing this app on each iPhone or Android devices. You all will be able to compete the speed of mental arithmetic in real time over the Net. You can play with people who are far away.