Introduction - If you have any usage issues, please Google them yourself
the "calculator" to be completed with the usual arbitrary use handheld calculators to complete the standard operation. "Calculator" can be used for the basic arithmetic operations, such as addition and subtraction operations, as well as C (removal), AC (all zeros), N (symbol change), storage (M+, M-, MR), the square root and percentage computing. Scientific Computing on the "calculators" would not support.