How do you simplify $5/6 + 2/3 - 4/9$ ?

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Answer 1 · 2015-10-08T06:40:27

$=color(blue)(19/18$

$5/6 +2/3-4/9$

We first need to take the L.C.M of the denominators:
L.C.M $(6,3,9) = 18$

$5/6 +2/3-4/9= (5*3)/(6*3) +(2*6)/(3*6)-(4*2)/(9*2$

$=15/18 +12/18 - 8/18$

$=(15+12-8)/18$

$=color(blue)(19/18$

How do you simplify 5/6 + 2/3 - 4/95/6 + 2/3 - 4/9?