01 Binary Calculator

Perform arithmetic operations with binary numbers

About Binary Numbers

Binary is base-2 number system using only 0 and 1. Each digit represents a power of 2.

Binary to Decimal

1010₂ = (1×8) + (0×4) + (1×2) + (0×1) = 10₁₀

Uses

Frequently Asked Questions

How to add binary numbers?

Add column by column from right: 0+0=0, 0+1=1, 1+1=10 (carry 1), 1+1+1=11

What is 1010 in decimal?

1010₂ = 10₁₀