10 decreased by 80% = 2
10 decreased by 80 percent is 2. Step-by-step solution with the formula and worked example.
10 decreased by 80% = 2
decreased by %
Solution: 10 decreased by 80 percent
Decrease = 80% × 10 = 8
Result = 10 − 8 = 2
Result = 10 − 8 = 2
Step-by-step explanation
- Find the decrease: 80% of 10 = 8.
- Subtract it from the original: 10 − 8 = 2.
- Shortcut: multiply by (1 − 80/100) = ×0.2.
Good to know
Shortcut: decreasing by 80% is the same as multiplying by 0.2 (that is 100% − 80%). So 10 × 0.2 = 2 in one step.
Frequently asked questions
10 decreased by 80 percent
10 decreased by 80% = 2.
How is it calculated?
See the step-by-step solution above — it uses the standard percentage formula.
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