Percentage Calculator
Three calculation modes — find a percentage of a number, find what percentage one number is of another, or calculate the percentage change between two values.
What is X% of Y?
e.g. What is 20% of 350? → 70 (GST, tips, discounts)
% of
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X is what % of Y?
e.g. 45 is what % of 180? → 25% (grades, ratios)
is what % of
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Percentage Change
From X to Y — positive = increase, negative = decrease (price, salary)
From
to
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Add / Subtract a %
e.g. 1200 + 15% → 1380 (add GST, markup, discount)
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