Binary addition

Client

Add two binary numbers without converting to decimal first—paste bit strings.

About Binary addition

Add two binary strings and return sum as binary. The interactive transform on this page runs in your browser tab—Toolcore does not need your paste for the core operation described above.

How to use this page

Paste or type in the main workspace, run the primary action from the toolbar, then copy or download the result. Use Load example when the page offers it, or URL prefill (?q= / ?qb=) so agents and tickets open the same input.

Binary digits only.

Nearby workflows on Toolcore

  • Integer base converter — Whole numbers in radices 2–36: binary, octal, decimal, hex (optional 0x), custom bases; BigInt-sized strings, local only. when units or numeric output should be checked on a related calculator.
  • Binary to Gray code — Convert non-negative integer to reflected Gray code binary string. when units or numeric output should be checked on a related calculator.
  • Text ↔ binary — Convert UTF-8 text to 0/1 bit strings and back—spaced bytes or continuous—in your browser. when units or numeric output should be checked on a related calculator.
  • Math expression evaluator — Evaluate basic + − × ÷ arithmetic with parentheses in your browser—no variables. when units or numeric output should be checked on a related calculator.

Common use cases

  • Use binary addition during homework or spreadsheet spot checks.
  • Copy results into notes without sending data to a server.

Common mistakes to avoid

  • Wrong units

    Keep length, area, and volume inputs in consistent units.

FAQ

Is data uploaded?

No—all math runs locally in your browser.

More tools

Related utilities you can open in another tab—mostly client-side.