Arithmetic & Number Theory
Apply Percentage Decrease
Decrease a value by a percentage.
Formula
Formula
y = x · (1 − p100)
Variables
| Symbol | Definition | Type & range | Units | Role |
|---|---|---|---|---|
| x | original value | real number (ℝ) | — | input |
| p | decrease percent | 0 ≤ p ≤ 100 (typical) | % | input |
| y | decreased value | real number (ℝ) | — | result |
Try it yourself
Interactive calculator
Worked examples
Example 1
Givenvalue x = 200, decrease (%) = 15
Result170
Example 2
Givenvalue x = 80, decrease (%) = 25
Result60