How do I use the percentage calculator?
- Choose the calculation type.
- Enter the two numbers (A and B).
- Press Calculate and read the result and explanation.
Percentage calculator: frequently asked questions
How do I calculate percentage increase?
Subtract the old value from the new one, divide by the old value and multiply by 100.
How do I find 5% VAT on a price?
Multiply the price by 0.05, or use our UAE VAT calculator to add or remove VAT in one step.
How do I calculate a percentage of a number?
Multiply the number by the percentage and divide by 100. 15% of 400 is 60.
How do I calculate percentage change?
(New − Old) ÷ Old × 100. From 80 to 100 is a 25% increase.
What is the difference between percent and percentage points?
From 10% to 12% is 2 percentage points, but a 20% increase.
How do I find what percent one number is of another?
Divide the part by the whole and multiply by 100.
Why does a 50% fall need a 100% rise to recover?
Because the rise is calculated on the smaller, reduced number.
How do I add a percentage to a number?
Multiply by 1 plus the percentage as a decimal. Adding 5% to 200 gives 210.
Can I use it for VAT?
Yes, but the VAT calculator handles inclusive and exclusive amounts directly.
How many decimals are shown?
Up to two decimal places, which suits most business use.