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Math Help - pre-algebra help

  1. #1
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    pre-algebra help

    use the associative property to write two expressions that you could use to find each sum.
    add 5,91,and 11
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  2. #2
    Junior Member AlvinCY's Avatar
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    Quote Originally Posted by dianna View Post
    use the associative property to write two expressions that you could use to find each sum.
    add 5,91,and 11

    The associative property of addition is simply:

     (a + b) + c = a + (b + c)

    So 5 + 91 + 11 = (5 + 91) + 11 = 96 + 11 = 107

    or 5 + 91 + 11 = 5 + (91 + 11) = 5 + 102 = 107

    I'm assuming that's the 2 they're after.
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