Add 72/14 and 36/9, Solve 5 2/14 + 4 0/9 as a fraction

Add 72/14 and 36/9

1^st number: 5 2/14, 2^nd number: 4 0/9

72/14 + 36/9 is 64/7.

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,
36/9 = 36 × 14/9 × 14 = 504/126
Add the two like fractions:
648/126 + 504/126 = 648 + 504/126 = 1152/126
1152/126 simplified gives 64/7
So, 72/14 + 36/9 = 64/7
In mixed form: 91/7

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