实现计算功能的计算器，主要完成加减乘除运算，暂不能完成以外的运算-Achieve computing calculator, mainly to complete arithmetic operations, temporary operation can not be completed outside

是个小型计算器，能够计算加减乘除,反复计算多位数的运算等。-a small computee tool

小学数学测试系统，可自动生成十以内的加减乘除运算，并在答题后进行成绩的审核生成分数-Primary Mathematics test system can automatically generate the arithmetic operation within ten, and after the results of the audit conducted answer generated scores

QT开发的简单计算器,基本可以实现加减乘除运算,不过有点小bug.-A simple calculator QT development, can achieve the basic operation of add, subtract, multiply and divide a little bug., but