Percentage Calculator
Every percentage question on one page - X% of Y, what percent, percentage change, add or remove a percentage, and the value before VAT - with the formula shown.
Everything is calculated on your device as you type.
Type numbers the way you usually write them - 1,250.50 and 1.250,50 both work.
What is X% of Y?
1280 × 15 / 100 = 12
X is what percent of Y?
25%30 / 120 × 100 = 25
Percentage change from one value to another
+25%(100 − 80) / |80| × 100 · increase: 20
Increase or decrease a value by a percentage
236200 + 36 = 236
X is P% of what?
15030 × 100 / 20 = 150
Value before a percentage was added (e.g. price without VAT)
100118 / (1 + 18 / 100) = 100 · added: 18
Six percentage calculations side by side, all updating as you type: a percentage of a number, what percent one number is of another, the percentage change between two values, adding or removing a percentage (tax, tip, discount, raise), finding the whole from a part, and working back to the value before a percentage was added - like a price before VAT. Each result shows the formula with your numbers, and numbers are read the way you write them in your language.