How to extract stored numbers from calculator
The calculator can retrieve the stored number through the MR key, because the function of the calculator MR key is to recall the memory content; if it needs to be cleared, just press the MC key.
#The operating environment of this article: Windows 7 system, Dell G3.
How to extract the saved number from the calculator?
MR: Recall memory contents.
1. Power on/clear key (ON/AC): Press this key to turn on the computer or clear all register values.
2. Clear key (C): During number input, press this key for the first time to clear all values except memory contents.
3. Clear input key (CE): Press this key during digital input to clear the value in the input register and display "0".
4. Square Root: Displays the square root of the entered positive number.
5. M+: Put the currently displayed value into the memory and interrupt digital input.
6. M-: Subtract the current display value from the storage content and interrupt digital input.
7. The first press of this key will recall the memory contents, and the second press of this key will clear the memory contents.
8. Clear storage contents.
9. GT: Press the GT key to transfer the contents of GT's storage register to the display register; press AC or C to delete the GT display logo.
10. MU (mark-up and mark-down): Press this key to complete the calculation of interest rates and tax rates.
11. The first press of this key will recall the memory contents, and the second press of this key will clear the memory contents.
Press the M key to store the number you want to repeat. Press the MR key when needed. To delete, press the MC key.
Extended information:
How to use
There are two types of calculators: standard and scientific. The standard types used are as follows:
1. When entering numbers, press the corresponding number key. If you press the wrong key (CE), you can delete a value and then re-enter the correct number.
2. After directly inputting a number, press the multiplication symbol to become the multiplier. Press the (=) key directly without inputting the multiplicand, which is the quadratic value of the number.
3. The square root (√) key defaults to the quadratic root. Only scientific calculators can open the square root multiple times.
4. Press (+/-) to change the positive or negative value of the number.
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