Percentages of an Amount

  • EDEXCEL GCSE
  • AQA GCSE
  • OCR GCSE
  • EDUQAS GCSE

Video masterclass

Topic summary

To find a percentage of an amount, we can find 1% by dividing by 100, 10% by dividing by 10 and 50% by dividing by 2, then combine these to find our percentage.

Find the percentage of an amount

Let's find \(30\%\) of 50.

First find \(10\%\) by dividing by 10.

\[10\% \text{ of } 50 = 50 \div 10 = 5\]


Find 30% by multiplying the 10% by 3.

\[10\% \text{ of } 50 = 5\]

\[30\% \text{ of } 50 = 5 \times 3 = 30\]

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