For most people, calculator is one of the commonly used tools in daily work and life. On the calculator, there is a common key called "MC", which stands for "memory clearing". Its function is to store the current result in the calculator's memory, and you can also clear the memory by this key.

This function allows users to temporarily save a calculation result during the calculation process and then continue to use it, saving a lot of time for repeated calculation. This function is very practical for tasks that require frequent calculations.

Using MC function in calculator is very simple. Just press the "MC" key to store the current result in the memory of the calculator. If you need to use the results, just press the "MR" key to read the results in the memory. Of course, if you need to clear the results in memory, you can use the "MC" key to clear them.

In addition to the "MC" key, there are also memory operation keys such as "M+", "M-" and "MS". Where "M+" represents adding the current result to the memory; "M-" stands for subtracting the current result from the memory; "MS" stands for storing the current result in the memory and clearing the current calculation result.

MC function is widely used in daily life and work. For example, when shopping in a shopping mall, the prices of several commodities can be stored in the memory of the calculator first, and then added in turn, which is convenient for memory and saves the time of repeated calculation.

In scientific calculation and engineering design, it is often necessary to reuse the calculation results. Using MC function can make the calculation process more efficient and convenient. In addition, when learning mathematical physics knowledge, if you often need to calculate some numerical values, you can also use MC function to save the calculation results for future use. In a word, MC function not only facilitates people's life and work, but also saves us a lot of precious time.