How do you add 5/6 - 8/9?

1 Answer
Daniel L.
Mar 31, 2018

See explanation.

Explanation:

To add (or subtract) two fractions first you need to find a common denominator. Here the subtraction is:

5/6-8/956−89

The lowest common denominator is 1818:

5/6-8/9=(5*3)/(6*3)-(8*2)/(9*2)=15/18-16/18=-1/1856−89=5⋅36⋅3−8⋅29⋅2=1518−1618=−118

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