% Percentage Calculator

Calculate any percentage instantly — find X% of a number or what percentage X is of Y.

What is X% of Y?

Percentage (%)

Of number

Enter the values

X is what % of Y?

X (part)

Y (total)

Enter the values

Frequently asked questions

How do I calculate 20% of 150?

Multiply 150 by 0.20 (or 20/100). The result is 30. You can also use the calculator above.

How do I calculate a percentage increase?

Subtract the original value from the new value, divide by the original value and multiply by 100. For example, from 80 to 100 is (100-80)/80 × 100 = 25% increase.

How do I calculate a discount?

Enter the discount percentage and the original price. The result is the discount amount. Subtract it from the original price to get the final price.