The most simple mathematical operations: addition, subtraction, multiplication, division. This is a simplified version of the online calculator.

The full version you can get and use here: https://calculator-1.com

For the work of the simple calculator You can use both ordinary numeric buttons above the keyboard and separate numeric buttons on the right.

You can use the [Enter] key to enter the equal character.

To delete the last character, press the [Backspace] (arrow) key.

To enter a plus sign, use the [ + ] key at the top or on the side numeric keypad.

To enter a minus sign, use the [ - ] key at the top or on the side numeric keypad.

Use the [ * ] key on the side numeric keypad to enter the multiplication sign.

Use the [ / ] key on the side numeric keypad to enter the division sign.

You can use the [Esc] and [Del] keys on top of the keyboard, or the [End] key on the side numeric keypad to reset the calculator.