Numbers: Working Out the Percentage
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  • Introduction
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In this worksheet, you must calculate percentages of numbers without using a calculator.

 

Example

Find 40% of 240

.

Answer

First we find 10% of 240 by dividing 240 by 10.

240 ÷ 10 = 24.

Next we multiply this by 4 to get 40% of 240.

24 x 4 = 96

 

So to summarise,

100% of 240 = 240

10% of 240 =   24

40% of 240 =   96

  • Question 1
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Find 30% of 570.

  • Question 2
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Find 40% of 20.

  • Question 3
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Find 90% of 780.

  • Question 4
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Find 70% of 300.

  • Question 5
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Find 30% of 900.

  • Question 6
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Find 40% of 130.

  • Question 7
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Find 40% of 170.

  • Question 8
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Find 60% of 330.

  • Question 9
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Find 40% of 430.

  • Question 10
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Find 80% of 810.

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