What does Mrc, M-, and M+ mean on a calculator? The KGB Agent answer: The MRC function on a calculator is short for Memory Recall. When you use the separate "Memory" button to store a particular number in your calculator's memory, you use the MRC button to bring that stored number back up on screen., Medical Final Pay Calculator - This calculator estimates medical separation or retirement benefits based on DoD disability percentage or years of service retirement under the Final Pay, There are five memory function on Windows Calculator and I will assume that basic calculators have these functions MC, MR, MS, M+, and M-. Even if your calculator does not have all of these functions, it will have some way of saving and recalling values (numbers)., To display the number saved in memory, press "MR" -- Memory Recall. The calculator will show the stored number on screen, replacing any value already displayed. Some calculators have a key labelled "MRC." Pressing this button once recalls the number, and pressing it again clears the memory., In this article, we will explore the purpose and usage of the MRC button on a calculator. What is MRC? MRC stands for Memory Recall/Clear. It’s a key on a calculator that helps users store, recall, or clear a value in the device’s memory register., Memory is a function that is part of nearly all basic four-function and scientific calculators. The memory is basically a variable that can be used to store a single number separately from the.