The meaning of CALCULATING is making calculations. How to use calculating in a sentence.

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CALCULATE definition: to determine or ascertain by mathematical methods; compute. See examples of calculate used in a sentence.

Oct 29, 2025 · Simple online calculator with memory functions similar to a basic handheld calculator. Free simple calculator for adding, subtracting, multiplying, dividing.

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In 1623, German professor Wilhelm Schickard claimed to have invented the calculating machine. The machine could perform addition, subtraction, multiplication, and division.

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