Percent change from 120 to 100
120 → 100≈ −16.67%
Going from 120 to 100 is a decrease of ≈ 16.67%.
Try other numbers
Change from 120 to 100: -16.6667%
Step by step
- 1Find the difference: 100 − 120 = −20.
- 2Divide by the starting value: −20 ÷ 120 ≈ −0.17.
- 3Multiply by 100: ≈ −0.17 × 100 ≈ −16.67%.
Other ways to get there
- Why the order matters
- Percent change always divides by the starting value. Going back from 100 to 120 is +20%, not ≈ −16.67%.
- Percent difference
- If neither value is the "start", use the percent difference: |100 − 120| ÷ average (110) × 100 ≈ 18.18%.
Changes from 120
- 120 → 60−50%
- 120 → 90−25%
- 120 → 108−10%
- 120 → 132+10%
- 120 → 150+25%
- 120 → 180+50%
- 120 → 240+100%
Frequently asked questions
What is the percentage decrease from 120 to 100?
≈ −16.67%. The difference −20 divided by 120, times 100.
What is the percent change from 100 to 120?
+20%, because this time the change is divided by 100.
What is the percent difference between 120 and 100?
≈ 18.18%. The percent difference compares the gap with the average of both values.