Skip to content
Percentage answer

Percent change from 80 to 100

Answer
25%

Step by step

  1. Subtract the original from the new value: 100 − 80 = 20
  2. Divide by the absolute original: 20 ÷ 80 = 0.25
  3. Multiply by 100: 0.25 × 100 = 25%
  4. The final answer is 25%.

Need a different calculation?

Use the full percentage calculator to plug in any two numbers — it handles every mode at once.

Open the calculator

Related calculations