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10 increased by 30% = 13

10 increased by 30 percent is 13. Step-by-step solution with the formula and worked example.

10 increased by 30% = 13
increased by %

Solution: 10 increased by 30 percent

Increase = 30% × 10 = 3
Result = 10 + 3 = 13

Step-by-step explanation

  1. Find the increase: 30% of 10 = 3.
  2. Add it to the original: 10 + 3 = 13.
  3. Shortcut: multiply by (1 + 30/100) = ×1.3.

Good to know

Shortcut: increasing by 30% is the same as multiplying by 1.3 (that is 100% + 30%). So 10 × 1.3 = 13 in a single step — handy for adding tax, interest or a markup.

Frequently asked questions

10 increased by 30 percent
10 increased by 30% = 13.

How is it calculated?
See the step-by-step solution above — it uses the standard percentage formula.

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