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how to simplify (8/9+1/3)+(2/3)^3

how to simplify (8/9+1/3)+(2/3)^3
asked Jan 16, 2012 in Pre-Algebra Answers by Cb009 Level 3 User (2,180 points)

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1 Answer

(8/9 + 1/3) + (2/3)^2

do (2/3)^2 first which is 4/9

then turn 1/3 into a fraction with denominator 9 by mutliply (1/3)(3/3) = (3/9)

then 8/9 + 3/9 + 4/9

add numerators 8+3+9 = 20

final answer 20/9 or as a mixed fraction 2 2/9
answered Jan 16, 2012 by Kmartin Level 5 User (11,900 points)

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