What is the Binary Calculator?
Add, subtract, multiply or divide two binary numbers.
Enter first binary number, operation and second binary number and the Binary Calculator returns result in binary, result in decimal and result in hexadecimal. Results update as you type, and nothing you enter leaves your device.
How it is calculated
Convert both numbers to decimal, carry out the operation, then convert the answer back to binary
How to use it
- Enter first binary number.
- Choose operation.
- Enter second binary number.
- Read result in binary in the results panel. It updates as you type.
- Change any value to compare scenarios, or use Share to send the result as a link.
Worked example
Common questions
What formula does the Binary Calculator use?
It uses: Convert both numbers to decimal, carry out the operation, then convert the answer back to binary.
What do I need to use the Binary Calculator?
You need first binary number, operation and second binary number. Sensible starting values are filled in so you can see how it works straight away.
Is the Binary Calculator free, and is my data stored?
It is free with no sign-up. The calculation runs in your browser, so the values you enter are not sent to or stored on our server.