600 decreased by 30% = 420
600 decreased by 30 percent is 420. Step-by-step solution with the formula and worked example.
600 decreased by 30% = 420
decreased by %
Solution: 600 decreased by 30 percent
Decrease = 30% × 600 = 180
Result = 600 − 180 = 420
Result = 600 − 180 = 420
Step-by-step explanation
- Find the decrease: 30% of 600 = 180.
- Subtract it from the original: 600 − 180 = 420.
- Shortcut: multiply by (1 − 30/100) = ×0.7.
Good to know
Shortcut: decreasing by 30% is the same as multiplying by 0.7 (that is 100% − 30%). So 600 × 0.7 = 420 in one step.
Frequently asked questions
600 decreased by 30 percent
600 decreased by 30% = 420.
How is it calculated?
See the step-by-step solution above — it uses the standard percentage formula.
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