240 increased by 75% = 420
240 increased by 75 percent is 420. Step-by-step solution with the formula and worked example.
240 increased by 75% = 420
increased by %
Solution: 240 increased by 75 percent
Increase = 75% × 240 = 180
Result = 240 + 180 = 420
Result = 240 + 180 = 420
Step-by-step explanation
- Find the increase: 75% of 240 = 180.
- Add it to the original: 240 + 180 = 420.
- Shortcut: multiply by (1 + 75/100) = ×1.75.
Good to know
Shortcut: increasing by 75% is the same as multiplying by 1.75 (that is 100% + 75%). So 240 × 1.75 = 420 in a single step — handy for adding tax, interest or a markup.
Frequently asked questions
240 increased by 75 percent
240 increased by 75% = 420.
How is it calculated?
See the step-by-step solution above — it uses the standard percentage formula.
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