Percentage Calculator
Calculate percentages, increases, decreases and more. Four calculator modes for all your percentage needs.
What is X% of Y?
Percentage (X %)
Of number (Y)
RESULT
X is what % of Y?
Number (X)
Of number (Y)
RESULT
Percentage Increase / Decrease
From (X)
To (Y)
CHANGE
Add / Subtract Percentage
Percentage (X %)
From number (Y)
AFTER ADD
AFTER SUB
How to Use Percentage Calculator
Frequently Asked Questions
How do I calculate what percentage one number is of another?
Use the second calculator card. Enter both numbers and it instantly shows what percent the first number is of the second.
How do I calculate a percentage increase?
Use the percentage change card. Enter the original value and the new value to see the percentage increase or decrease.
What is 20% of 500?
Use the first card, enter 20 as the percentage and 500 as the number. The answer is 100.
Can I calculate VAT or tax amounts?
Yes. Use the add percentage card to add a tax percentage to any amount, or the subtract card to remove it.
How accurate are the calculations?
Results are calculated to 2 decimal places for precision in financial and academic use.