QuickCalc - Quick calculations 與 数学口算练习-宝宝学数学和学拼音识字软件 使用情況與統計

Basic and mixed arithmetic operations. - Addition, subtraction, multiplication, division, with any numbers within 1000. - Various mixed calculations for different grades. - Fraction and decimal operations. - Recommend specific types of practice as per history records. - Print and practice the quiz. - Correct mistakes. - Use a scratchpad to calculate. Thanks to my son. He helps to improve the app continuously with creative ideas.