25 decreased by 40% = 15
25 decreased by 40 percent is 15. Step-by-step solution with the formula and worked example.
25 decreased by 40% = 15
decreased by %
Solution: 25 decreased by 40 percent
Decrease = 40% × 25 = 10
Result = 25 − 10 = 15
Result = 25 − 10 = 15
Step-by-step explanation
- Find the decrease: 40% of 25 = 10.
- Subtract it from the original: 25 − 10 = 15.
- Shortcut: multiply by (1 − 40/100) = ×0.6.
Good to know
Shortcut: decreasing by 40% is the same as multiplying by 0.6 (that is 100% − 40%). So 25 × 0.6 = 15 in one step.
Frequently asked questions
25 decreased by 40 percent
25 decreased by 40% = 15.
How is it calculated?
See the step-by-step solution above — it uses the standard percentage formula.
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