Basic Operations

It is an easy and funny application for kids to develop their math skills. Your kids can improve their math ability by using this application. Help Your child to learn quickly add,subtract,multiply,divide. Test your mental math and exercise your brain once a day.Key words:"math operations","math game", "math skill", "math workout", "basic operat…... 展开 更新内容： 修复部分小错误，提升整体稳定性。