20 increased by 7% = 21.4
20 increased by 7 percent is 21.4. Step-by-step solution with the formula and worked example.
20 increased by 7% = 21.4
increased by %
Solution: 20 increased by 7 percent
Increase = 7% × 20 = 1.4
Result = 20 + 1.4 = 21.4
Result = 20 + 1.4 = 21.4
Step-by-step explanation
- Find the increase: 7% of 20 = 1.4.
- Add it to the original: 20 + 1.4 = 21.4.
- Shortcut: multiply by (1 + 7/100) = ×1.07.
Good to know
Shortcut: increasing by 7% is the same as multiplying by 1.07 (that is 100% + 7%). So 20 × 1.07 = 21.4 in a single step — handy for adding tax, interest or a markup.
Frequently asked questions
20 increased by 7 percent
20 increased by 7% = 21.4.
How is it calculated?
See the step-by-step solution above — it uses the standard percentage formula.
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