How can the associative property be used to mentally solve 48+82?

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03-02-2017
Mathematics

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How can the associative property be used to mentally solve 48+82?

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Given g(x) = x^2 - x, find g (2/3).

Аноним Аноним · Answer 1 · 2017-02-03T02:13:06+01:00

Аноним Аноним

03-02-2017

(40+80) + (8+2)
120+10
130
your answer would be 130
you group 40 and 80 and get the answer and then group 8 and 2
get answer to both then and then you add them together for the answer

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