Percentage Calculator
Quickly calculate percentages, increases, decreases, and differences for business, finance, and everyday use.
Calculate Percentage
Enter values and select a calculation type to see results.
Formula
Basic percentage calculation:
Percentage change compares an original value to a new value to measure increase or decrease.
Understanding Percentages
Percentages are used across business, finance, and everyday decisions to compare values and measure change. Whether you're calculating discounts, profit margins, or growth rates, percentages provide a simple way to interpret data.
Common use cases
- Calculating discounts and sale prices
- Measuring business growth
- Understanding profit margins
- Tracking performance changes
How to calculate a percentage
Divide the percentage value by 100 and multiply it by the base number. For example, 20% of 500 equals 100.
Frequently Asked Questions
What is 20% of 500?
20% of 500 is 100.
How do I calculate percentage increase?
Subtract the original value from the new value, divide by the original value, then multiply by 100.
What is percentage difference?
Percentage difference measures how different two values are relative to their average.