Add 28/49 and 81/72, Solve 28/49 + 1 9/72 as a fraction

Add 28/49 and 81/72

1^st number: 28/49, 2^nd number: 1 9/72

28/49 + 81/72 is 95/56.

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 72 is 3528

Next, find the equivalent fraction of both fractional numbers with denominator 3528
For the 1st fraction, since 49 × 72 = 3528,
28/49 = 28 × 72/49 × 72 = 2016/3528
Likewise, for the 2nd fraction, since 72 × 49 = 3528,
81/72 = 81 × 49/72 × 49 = 3969/3528
Add the two like fractions:
2016/3528 + 3969/3528 = 2016 + 3969/3528 = 5985/3528
5985/3528 simplified gives 95/56
So, 28/49 + 81/72 = 95/56
In mixed form: 139/56

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