Calculator is used for advanced calculations. Just paste the entire math expression and Calculator will provide you with a result. In ordinary calculators you have to split complicated expressions into simple ones and calculate them one by one. You donТ‘t have to do that with Calculator. Enter expression like this:2*3.14*(2+10.15)/cos(30)= Character "=" tells the application to start calculating. The Example above shows only few operations that can be recognised by Calculator. Calculator supports operations like sin(), cos(), exponent and many others.