Four common percentage calculations on one page. Your numbers never leave this computer.
Rates differ by country, for example 20% in the UK. Pick a rate below or type your own.
Example: what is 18% of 250?
Result –
Example: 45 is what percent of 180?
Result –
Example: by what percent did 80 grow to 100?
Result –
Example: add 15% to 500, take 15% off 500.
With percentage added –
With percentage taken off –
Exact difference –
Total days –
Weeks –
Business days (weekends excluded) –
Age –
Next birthday –
Resulting date –
You can type 1,250.50 or 1250.5.
The result is for an equal-payment (annuity) loan. Taxes, fees and insurance are not included, and your lender's offer may differ.
| Month | Payment | Interest | Principal | Balance |
|---|
Multiply the number by the percentage and divide by 100. 18% of 250 is 250 × 18 / 100 = 45.
(New value − old value) / old value × 100. Going from 80 to 100 is (100 − 80) / 80 × 100 = a 25% increase.
Use the Add or subtract a percentage box. Enter the number and the discount percentage, and the With percentage taken off result is the discounted price.