You can use this simple Calculator & Performe basic calculation and power calclations.
You Can use thi Library in your project with
"use simplecalculator::calculatorfunctions::*;"
"basicfunction::add(firstNumber,Second_Number)"
"basicfunction::sub(firstNumber,Second_Number)"
"basicfunction::divide(firstNumber,Second_Number)"
"basicfunction::multiply(firstNumber,Second_Number)"
"power_functions::Square(Number)"
"power_function::cube(Number)"
"power_funcation::power(Number,power)"