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300 increased by 5% = 315

300 increased by 5 percent is 315. Step-by-step solution with the formula and worked example.

300 increased by 5% = 315
increased by %

Solution: 300 increased by 5 percent

Increase = 5% × 300 = 15
Result = 300 + 15 = 315

Step-by-step explanation

  1. Find the increase: 5% of 300 = 15.
  2. Add it to the original: 300 + 15 = 315.
  3. Shortcut: multiply by (1 + 5/100) = ×1.05.

Good to know

Shortcut: increasing by 5% is the same as multiplying by 1.05 (that is 100% + 5%). So 300 × 1.05 = 315 in a single step — handy for adding tax, interest or a markup.

Frequently asked questions

300 increased by 5 percent
300 increased by 5% = 315.

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

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