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Home > Maths > Handling data > Mode, median, mean, range


The range is the difference between the biggest and the smallest number.

To work out the range:

  1. Put the numbers in order:
    3 6 6 6 7 9 11 11 13

  2. Subtract the smallest number from the biggest number:
    13 - 3 = 10
    So the range of this set of numbers is 10.

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