Calculator

An online calculator with basic arithmetic operations built using HTML, CSS and JS. It can be controlled by a mouse or by a keyboard.

Features

All basic operations are supported (divide, multiple, remainder, add, subtract).
Responsive to both mouse and keyboard inputs.
Prevents division by zero.
Features a fully functional secondary display showing the ongoing equation.
Allows continued equations post pressing the equals sign.
Enables users to change operators during ongoing operations
Comes with options to clear, clear entry and delete a single input (backspace).