Please save the results in 4 different memory buttons: M1, M2, M3, M4
You can bring the preserved values while your calculation whenever you need

◎ How to use
- If you directly input a number or if a calculation result is displayed, press the button when the memory button is empty to save the result.
- When there is a value in the memory button, you can call it into the calculation formula by pressing the corresponding button.
- If you want to delete a value in the memory button, you can delete all the values ​​by long-pressing the button or pressing the MC button.
- You can reset the screen by clicking and holding the ⌫ button.