Add 15/12 and 72/14, Solve 1 3/12 + 5 2/14 as a fraction

Add 15/12 and 72/14

1^st number: 1 3/12, 2^nd number: 5 2/14

15/12 + 72/14 is 179/28.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 14 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 12 × 7 = 84,
15/12 = 15 × 7/12 × 7 = 105/84
Likewise, for the 2nd fraction, since 14 × 6 = 84,
72/14 = 72 × 6/14 × 6 = 432/84
Add the two like fractions:
105/84 + 432/84 = 105 + 432/84 = 537/84
537/84 simplified gives 179/28
So, 15/12 + 72/14 = 179/28
In mixed form: 611/28

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