50 decreased by 15% = 42.5
50 decreased by 15 percent is 42.5. Step-by-step solution with the formula and worked example.
50 decreased by 15% = 42.5
decreased by %
Solution: 50 decreased by 15 percent
Decrease = 15% × 50 = 7.5
Result = 50 − 7.5 = 42.5
Result = 50 − 7.5 = 42.5
Step-by-step explanation
- Find the decrease: 15% of 50 = 7.5.
- Subtract it from the original: 50 − 7.5 = 42.5.
- Shortcut: multiply by (1 − 15/100) = ×0.85.
Good to know
Shortcut: decreasing by 15% is the same as multiplying by 0.85 (that is 100% − 15%). So 50 × 0.85 = 42.5 in one step.
Frequently asked questions
50 decreased by 15 percent
50 decreased by 15% = 42.5.
How is it calculated?
See the step-by-step solution above — it uses the standard percentage formula.
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