• 👉🏽 To turn a positive number into a negative one use the "Shift + _" shortcut after you fininshed typing the number. Note that if you are using your mouse instead, to turn a positive number into its negative you will need to click this button after you finished entering the number.
• 👉🏽 Use the Backspace key to delete the last typed digit or operator from the calculator's display.
• 👉🏽 Use the Delete key to clear the calculator's display entirely.

👍🏽 All the other buttons on the calculator app are identical to the ones on your computer keyboard.

😉 Have fun testing out this app and if you have any suggestions feel free to send them my way.