Percentage Calculator
Fast, accurate percentage calculations. Pick a mode below.
What is X% of Y?
Calculate a percentage of any number. E.g., what is 15% of 200?
Result
30
15% of 200 = 30
Percentage Change
Calculate the percentage increase or decrease between two numbers.
Percentage Change
+50.00%
Increase of 50 (50.00% up from 100)
What Percentage Is X of Y?
Find out what percent one number is of another. E.g., 30 is what % of 150?
Result
20%
30 is 20% of 150
Tip Calculator
Split a bill and calculate tip amounts.
Per Person (including tip)
$50.45
$15.39 tip · $100.89 total · split 2 ways
Add or Subtract a Percentage
Increase or decrease a number by a percentage. E.g., add 20% tax to $50.
Result
$60.00
$50 + $10.00 = $60.00 (20% increase)
Quick Reference:
• 10% of 200 = 20 · • 25% of 80 = 20 · • 50% of 1,000 = 500 · • 1% of 1,000,000 = 10,000 · • 15% tip on $50 = $7.50