40 decreased by 75% = 10
40 decreased by 75 percent is 10. Step-by-step solution with the formula and worked example.
40 decreased by 75% = 10
decreased by %
Solution: 40 decreased by 75 percent
Decrease = 75% × 40 = 30
Result = 40 − 30 = 10
Result = 40 − 30 = 10
Step-by-step explanation
- Find the decrease: 75% of 40 = 30.
- Subtract it from the original: 40 − 30 = 10.
- Shortcut: multiply by (1 − 75/100) = ×0.25.
Good to know
Shortcut: decreasing by 75% is the same as multiplying by 0.25 (that is 100% − 75%). So 40 × 0.25 = 10 in one step.
Frequently asked questions
40 decreased by 75 percent
40 decreased by 75% = 10.
How is it calculated?
See the step-by-step solution above — it uses the standard percentage formula.
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