Please enter valid binary numbers (0s and 1s only).
How to Use the Binary Calculator
- Enter two binary numbers using only 0s and 1s.
- Choose the operation: +, ∀ ×, or ÷.
- Click Calculate —results appear in binary, decimal, hex, and octal.
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How Binary Arithmetic Works
Binary numbers use only 0 and 1. Addition carries at 2 (1+1=10 in binary). The calculator converts both inputs to decimal, performs the operation, then converts the result back to binary, hexadecimal, and octal for display.
Frequently Asked Questions
What is the maximum input size?
Up to 52 bits (JavaScript's safe integer limit). For larger numbers, use a BigInt-based tool.