31 free tools

Find the right percentage calculator

Search a focused library of percentage calculators. Every tool includes the formula, examples and an instant browser-based result.

Core

5 tools

Percentage Calculator

Find a percentage of any number.

What Percent Calculator

Find what percentage one value is of another.

Percentage Increase Calculator

Increase a value by a percentage.

Percentage Decrease Calculator

Reduce a value by a percentage.

Reverse Percentage Calculator

Recover an original value before a percentage change.

Shopping

2 tools

Discount Calculator

Calculate savings and the final sale price.

Original Price Calculator

Find the price before a discount.

Business

5 tools

Markup Calculator

Calculate selling price from cost and markup.

Profit Margin Calculator

Calculate gross profit margin from cost and selling price.

Profit Percentage Calculator

Measure profit relative to cost.

Loss Percentage Calculator

Measure a loss relative to cost.

Commission Calculator

Calculate a commission amount and remaining value.

School

4 tools

Average Percentage Calculator

Find the arithmetic mean of several percentages.

Weighted Percentage Calculator

Combine scores using different weights.

Grade Percentage Calculator

Convert earned points into a percentage score.

Attendance Percentage Calculator

Calculate attendance from sessions attended and total sessions.

Conversions

5 tools

Fraction to Percent Calculator

Convert a fraction to a percentage.

Decimal to Percent Calculator

Convert a decimal number to a percentage.

Percent to Decimal Calculator

Convert a percentage to decimal form.

Percent to Fraction Calculator

Convert a percentage to a simplified fraction.

Ratio to Percent Calculator

Convert a part-to-whole ratio to a percentage.

Analysis

6 tools

Percentage Change Calculator

Compare an old value with a new value.

Percentage Difference Calculator

Compare two values without choosing a baseline.

Percentage Error Calculator

Measure error relative to an accepted value.

Percentage Point Difference Calculator

Compare two percentage rates in percentage points.

Compound Percentage Calculator

Apply the same percentage change repeatedly.

Average Growth Rate Calculator

Find the compound average growth rate across periods.

Everyday

4 tools

Tip Calculator

Calculate a tip, total bill and per-person share.

Tax Percentage Calculator

Add a percentage tax to a subtotal.

Goal Progress Calculator

Show progress toward a numeric target.

Completion Percentage Calculator

Calculate completed items as a percentage of total items.

No calculators found

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