简易计算器，能实现加、减、乘、除等功能，解决了多零，小数点等问题-Simple calculator, able to add, subtract, multiply, in addition to other functions, to solve a number of zero, decimal point and other issues

计算器，与WINDOWS自带的功能相同，蓝色背景，加减乘数去零去小数点等-Calculator comes with the same functionality WINDOWS blue background subtraction multiplier go to zero decimal places, etc.