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9 April, 00:29

Show how you can use repeated subtraction to find how many groups of 7 are in 28. then write the division sentence for problem

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  1. 9 April, 00:56
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    28 - 7 = 21

    21 - 7 = 14

    14 - 7 = 7

    7 - 7 = 0

    Therefore 28 - 7 - 7 - 7 - 7 = 0

    There are 4 groups of 7, so 28 : 7 = 4
  2. 9 April, 04:17
    0
    28-7=21

    21-7=14

    14-7=7

    7-7=0

    There are 4 sevens
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