Percent change from 30 to 25
30 → 25≈ −16.67%
Going from 30 to 25 is a decrease of ≈ 16.67%.
Try other numbers
Change from 30 to 25: -16.6667%
Step by step
- 1Find the difference: 25 − 30 = −5.
- 2Divide by the starting value: −5 ÷ 30 ≈ −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 25 to 30 is +20%, not ≈ −16.67%.
- Percent difference
- If neither value is the "start", use the percent difference: |25 − 30| ÷ average (27.5) × 100 ≈ 18.18%.
Changes from 30
- 30 → 15−50%
- 30 → 22.5−25%
- 30 → 27−10%
- 30 → 33+10%
- 30 → 37.5+25%
- 30 → 45+50%
- 30 → 60+100%
Frequently asked questions
What is the percentage decrease from 30 to 25?
≈ −16.67%. The difference −5 divided by 30, times 100.
What is the percent change from 25 to 30?
+20%, because this time the change is divided by 25.
What is the percent difference between 30 and 25?
≈ 18.18%. The percent difference compares the gap with the average of both values.