How it works
new = value × (1 − percent ÷ 100)amount removed = value × percent ÷ 100
- value
- the number you start with
- percent
- how much to take off
- new
- the value after the decrease
A price with 25% off is the same calculation: $80 at 25% off is $80 × 0.75 = $60, a $20 saving.
Frequently asked questions
What is 80 decreased by 25%?
60. The decrease removes 20 from the 80.
How do I take a percentage off a price?
Multiply the price by 1 minus the discount as a decimal. For 30% off, multiply by 0.70.
What is 25% off $80?
$60, a saving of $20.
What is 200 minus 10%?
180.