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Calculate Statistical Percentages

Find proportions, relative frequencies, and percentage distributions for data analysis.

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What is X% of Y?

%
of
=
30

X is what % of Y?

is what % of
=
15%

Percentage change from A to B

→
=
+25%

Increase of 25%

Statistics tips

📊

Survey results: "X is what % of Y" converts raw response counts to percentages. 45 agree out of 150 = 30% agreement rate.

💡

Market share: company A has 340 of 1200 customers = 28.3%. Use "X is what % of Y" with X=340, Y=1200.

📈

Growth rates: percentage change from last year's figure to this year's gives year-over-year growth or decline.

📋

Parts of a whole: calculate what percentage each category represents. Total responses = 500, category A = 145 = 29%. Repeat for each category.

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