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120 increased by 70% = 204

120 increased by 70 percent is 204. Step-by-step solution with the formula and worked example.

120 increased by 70% = 204
increased by %

Solution: 120 increased by 70 percent

Increase = 70% × 120 = 84
Result = 120 + 84 = 204

Step-by-step explanation

  1. Find the increase: 70% of 120 = 84.
  2. Add it to the original: 120 + 84 = 204.
  3. Shortcut: multiply by (1 + 70/100) = ×1.7.

Good to know

Shortcut: increasing by 70% is the same as multiplying by 1.7 (that is 100% + 70%). So 120 × 1.7 = 204 in a single step — handy for adding tax, interest or a markup.

Frequently asked questions

120 increased by 70 percent
120 increased by 70% = 204.

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

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