Binary calculator
Convert between binary, decimal, octal, and hexadecimal. Binary arithmetic: addition, subtraction, multiplication.
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Number systems
Binary (base 2) uses 0 and 1. Decimal (base 10) is our everyday system. Hexadecimal (base 16) uses 0-9 and A-F. Octal (base 8) uses 0-7. To convert: divide repeatedly by the target base and read remainders upward.
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