Free Calculator最新版
一个普通的计算器，你可以这样算公式：((12.55+10.05+8.45+17.35)/30)*0.7-(13.45+15.76+2.05)*0.33
Free Calculator is a general purpose ergonomic calculator which combines use simplicity and calculation power. It handles main arithmetic operations with two operands, addition, subtraction, multiplication, division, and complex formulas with unlimited number of operations and operands. For example, you can type in Edit Window such formula ((12.55+10.05+8.45+17.35)/30)*0.7-(13.45+15.76+2.05)*0.33 . Ergonomic design allows easily navigate through controls and enter data using both mouse and keyboard