20 decreased by 70% = 6
20 decreased by 70 percent is 6. Step-by-step solution with the formula and worked example.
20 decreased by 70% = 6
decreased by %
Solution: 20 decreased by 70 percent
Decrease = 70% × 20 = 14
Result = 20 − 14 = 6
Result = 20 − 14 = 6
Step-by-step explanation
- Find the decrease: 70% of 20 = 14.
- Subtract it from the original: 20 − 14 = 6.
- Shortcut: multiply by (1 − 70/100) = ×0.3.
Good to know
Shortcut: decreasing by 70% is the same as multiplying by 0.3 (that is 100% − 70%). So 20 × 0.3 = 6 in one step.
Frequently asked questions
20 decreased by 70 percent
20 decreased by 70% = 6.
How is it calculated?
See the step-by-step solution above — it uses the standard percentage formula.
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