what is the answer to 5/6+8/9 in fractions

im learning about adding and subtracting fractions with unlike denominators
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1 Answer

6=2×3, 9=3×3, so 6 and 9 both divide into 2×3×3=18.

5/6=15/18; 8/9=16/18, so 5/6+8/9=(15+16)/18=31/18.
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