Add 72/14 and 72/9, Solve 5 2/14 + 8 0/9 as a fraction

Add 72/14 and 72/9

1^st number: 5 2/14, 2^nd number: 8 0/9

72/14 + 72/9 is 92/7.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 9 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 14 × 9 = 126,
72/14 = 72 × 9/14 × 9 = 648/126
Likewise, for the 2nd fraction, since 9 × 14 = 126,
72/9 = 72 × 14/9 × 14 = 1008/126
Add the two like fractions:
648/126 + 1008/126 = 648 + 1008/126 = 1656/126
1656/126 simplified gives 92/7
So, 72/14 + 72/9 = 92/7
In mixed form: 131/7

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