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Online Percentage Calculator

Enter the total value and instantly see both the percentage and the amount for any percent.

Find what percent the second number is of the first

Type the total and the partial values, then select calculate to see the percentage.

Percent amount

Enter the total and the percent to see the amount.

Result --
Percent result

Type the total and the partial values, then select calculate to see the percentage.

Use the quick calculators to work with percentages and numeric ratios.

Percentage Change Calculator

Measure the difference between two numbers or prices and see the percentage change instantly.

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Percentage Decrease Calculator

Find how much a value has dropped and what the percentage decrease is in just a few seconds.

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Error Percentage Calculator

Compare a true value with a measured one and instantly see the percent error.

Open the tool