# Basic Calculator

## Calculator Use

This is a simple basic calculator with memory functions similar to a small handheld calculator. Use this basic calculator online for math with addition, subtraction, division and multiplication. Memory and clear functions for this standard calculator are listed below.

**mc = Memory Clear****m+ = Memory Plus****m- = Memory Minus****mr = Memory Recall****CE = Clear Entry****AC = All Clear****√x = Square Root****+/- = Plus/Minus****π = Pi****x² = Square:****R2 = Round to 2 Decimals****R0 = Round to 0 Decimals****% = Percent**-
**Delete/Backspace --> deletes one character at a time from the right end of the display.**

**Using a keyboard,**backspace with the delete button.

**Using a touchscreen,**on a phone or tablet, tap into the display then use the virtual keyboard delete button.

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*.

Use *AC* to clear out the current calculation. Use
*CE* to clear out the most recent entry. Note that if the *AC* key is not visible, hit
*CE* and then *AC* to clear out your calculation.

To view a web page containing only this calculator see The Online Calculator at https://www.theonlinecalculator.com.

If you need to see a running total and tape history of your calculations use our Adding Machine Calculator.

**Cite this content, page or calculator as:**

Furey, Edward "Basic Calculator" at https://www.calculatorsoup.com/calculators/math/basic.php from CalculatorSoup,
*https://www.calculatorsoup.com* - Online Calculators