100 decreased by 45% = 55
100 decreased by 45 percent is 55. Step-by-step solution with the formula and worked example.
100 decreased by 45% = 55
decreased by %
Solution: 100 decreased by 45 percent
Decrease = 45% × 100 = 45
Result = 100 − 45 = 55
Result = 100 − 45 = 55
Step-by-step explanation
- Find the decrease: 45% of 100 = 45.
- Subtract it from the original: 100 − 45 = 55.
- Shortcut: multiply by (1 − 45/100) = ×0.55.
Good to know
Shortcut: decreasing by 45% is the same as multiplying by 0.55 (that is 100% − 45%). So 100 × 0.55 = 55 in one step.
Frequently asked questions
100 decreased by 45 percent
100 decreased by 45% = 55.
How is it calculated?
See the step-by-step solution above — it uses the standard percentage formula.
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