Basic Calculator
A fast everyday calculator — add, subtract, multiply, divide, percentages and memory keys.
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Frequently asked questions
Does it follow order of operations?+
Yes — it evaluates the full expression with correct operator precedence (× and ÷ before + and −), and supports parentheses.
How do the memory keys work?+
M+ adds the current value to memory, M− subtracts it, MR recalls it, and MC clears it.
All calculations run locally in your browser. Nothing you type is sent to a server.