1.

-7/12+5/-18+4/-9

Answer»

-7/12 + 5/-18 + 4/-9 = -7/12 - 5/18 - 4/9 = -21/36 - 10/36 - 16/36 (LCM = 36) = (-21 - 10 - 16)/36 = -47/36



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