Here are some answers to frequently asked questions about the Calculator app for Windows. You can use the Calculator app for Windows for everything from simple math and conversions to scientific calculations.
For info on the Calculator app in the desktop, see Calculator: frequently asked questions. You can also find more calculator and math apps available for download in the Windows Store.
Calculator comes with a Standard mode for basic calculations, a Scientific mode for more advanced math, and a Converter for converting between units of measure.
Tap or click Converter.
Choose from the drop down menu what unit of measure you want to convert from. You can choose from:
Once you've made your selection, select the unit of measure you want to convert to from the drop-down menus.
Enter the number of units you want to convert using the number pad. The converted units of measure will appear automatically.
Open another app you would like to use alongside Calculator.
With touch, slide your finger in from the left edge to bring in Calculator, then drag it to the left or right side of the screen until an opening appears behind it.(With a mouse, move your pointer into the upper-left corner until Calculator appears, and then drag it to the left or right side of the screen until an opening appears behind it.)
Adjust the width of the Calculator by moving the bar between apps.
In both Standard and Scientific mode, you can enter a value into the calculator and save it to Memory so it's easier to reuse. Here's how:
When the number you want to store has been entered into the calculator (either by hand or as the result of calculations), tap or click the M button.
The number you've stored in Memory will appear to the right of the number pad under Memory. (If you're using Calculator alongside another app, numbers in Memory will appear at the bottom of your screen.) You can store up to 100 numbers in Memory at a time.
To use numbers in Memory, tap or click the number in the Memory list. The number will appear in the calculator.
To delete numbers from Memory
Swipe in from the bottom edge.(If you're using a mouse, right-click within the keypad area.)
Tap or click Clear memory. This will clear all the numbers you have stored in Memory.
Keyboard shortcuts can be very useful when you need to make calculations quickly. Here is a list of keyboard shortcuts you can use with calculator:
Switch to Standard mode
Switch to Scientific mode
Switch to Converter mode
Clear all numbers from memory
Press the M button
Use M+ on the most recent number in memory
Use M- on the most recent number in memory
Recall the most recent number in memory
Press the +/– button
Press the 1/× button
Press the square root (√) button
Press the CE button
Press the C button
Select Degrees in Scientific mode
Select Radians in Scientific mode
Select Grads in Scientific mode
Press the 10x button in Scientific mode
Press the sin-1 button in Scientific mode
Press the cos-1 button in Scientific mode
Press the tan-1 button in Scientific mode
Press the y√x button in Scientific mode
D(If your language is set to Polish or Slovak, %)
Press the Mod button in Scientific mode
Press the log button in Scientific mode
Press the ln button in Scientific mode
Press the ex button in Scientific mode
Press the cos button in Scientific mode
Press the pi (π) button in Scientific mode
Q(If your language is set to Polish, Q ASCII)
Press the x2 button in Scientific mode
Press the sin button in Scientific mode
Press the tan button in Scientific mode
Press the F-E button in Scientific mode
Press the xy button in Scientific mode
Press the n! button in Scientific mode
See all support pages for apps & Windows Store.
Ask a question in the