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100 increased by 30% = 130

100 increased by 30 percent is 130. Step-by-step solution with the formula and worked example.

100 increased by 30% = 130
increased by %

Solution: 100 increased by 30 percent

Increase = 30% × 100 = 30
Result = 100 + 30 = 130

Step-by-step explanation

  1. Find the increase: 30% of 100 = 30.
  2. Add it to the original: 100 + 30 = 130.
  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 100 × 1.3 = 130 in a single step — handy for adding tax, interest or a markup.

Frequently asked questions

100 increased by 30 percent
100 increased by 30% = 130.

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

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