Add 72/54 and 63/49, Solve 1 18/54 + 1 14/49 as a fraction

Add 72/54 and 63/49

1^st number: 1 18/54, 2^nd number: 1 14/49

72/54 + 63/49 is 55/21.

Find the least common denominator or LCM of the two denominators:
LCM of 54 and 49 is 2646

Next, find the equivalent fraction of both fractional numbers with denominator 2646
For the 1st fraction, since 54 × 49 = 2646,
72/54 = 72 × 49/54 × 49 = 3528/2646
Likewise, for the 2nd fraction, since 49 × 54 = 2646,
63/49 = 63 × 54/49 × 54 = 3402/2646
Add the two like fractions:
3528/2646 + 3402/2646 = 3528 + 3402/2646 = 6930/2646
6930/2646 simplified gives 55/21
So, 72/54 + 63/49 = 55/21
In mixed form: 213/21

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