Use number lines to compare and find numbers. Jump in steps, read positions, and decide which is bigger by looking to the right.
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You can find more about this topic by visiting BBC Bitesize - What is a number line?
4 comes before 5, 6 comes after
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30 comes before 31, and after 29
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25 comes before 26, and 29 comes between 28 and 30
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Looking at the numbers on either side might be helpful
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Counting up aloud will help identify the missing numbers
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The numbers are going down, not up
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The missing numbers are 1, 3, 5, 7 and 9, which are all odd numbers
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Counting up from 17 and 18 would include 20, 21 and 22
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Counting backwards and forwards from 43 includes the numbers 39, 44 and 47
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Each number is 5 more than the one before it
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