20 increased by 20% = 24
20 increased by 20 percent is 24. Step-by-step solution with the formula and worked example.
20 increased by 20% = 24
increased by %
Solution: 20 increased by 20 percent
Increase = 20% × 20 = 4
Result = 20 + 4 = 24
Result = 20 + 4 = 24
Step-by-step explanation
- Find the increase: 20% of 20 = 4.
- Add it to the original: 20 + 4 = 24.
- Shortcut: multiply by (1 + 20/100) = ×1.2.
Good to know
Shortcut: increasing by 20% is the same as multiplying by 1.2 (that is 100% + 20%). So 20 × 1.2 = 24 in a single step — handy for adding tax, interest or a markup.
Frequently asked questions
20 increased by 20 percent
20 increased by 20% = 24.
How is it calculated?
See the step-by-step solution above — it uses the standard percentage formula.
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