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Mathematics 20 Online
OpenStudy (anonymous):

(5)/(12)+(3)/(7)

OpenStudy (cwrw238):

first find lcd of 7 and 12 which is 84 convert fractions to denominator 84 and add we get 5* 7 3*12 35 36 71 --- + ---- = -- + -- = -- 84 84 84 84 84

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