120 decreased by 45% = 66
120 decreased by 45 percent is 66. Step-by-step solution with the formula and worked example.
120 decreased by 45% = 66
decreased by %
Solution: 120 decreased by 45 percent
Decrease = 45% × 120 = 54
Result = 120 − 54 = 66
Result = 120 − 54 = 66
Step-by-step explanation
- Find the decrease: 45% of 120 = 54.
- Subtract it from the original: 120 − 54 = 66.
- 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 120 × 0.55 = 66 in one step.
Frequently asked questions
120 decreased by 45 percent
120 decreased by 45% = 66.
How is it calculated?
See the step-by-step solution above — it uses the standard percentage formula.
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