This is a simple basic math calculator with memory functions similar to a small handheld calculator. Use this basic calculator for math with addition, subtraction, division and multiplication. Memory and clear functions for this standard calculator are listed below.
The calculator memory is at 0 until you hit m+ or m-. Each time you hit m+ the number on the display is added to the number in the calculator memory. Each time you hit m- the number on the display is subtracted from the number in the calculator memory. To recall the number in the calculator memory hit mr. To zero out the memory hit mc.