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19-09-2016
Mathematics

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Three friends meals at a restaurant cost $13,$14,and$11.use parentheses to write two different expressions to show how much the friends spent in all.which property does your pair of expressions demonstrate

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texaschic101 texaschic101

19-09-2016

(13 + 14) + 11 = 13 + (14 + 11) --- associative property

13 + 14 + 11 = 11 + 14 + 13 -- commutative property

by the way, they spent 38 bucks

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