Add 49/28 and 21/27, Solve 1 21/28 + 21/27 as a fraction

Add 49/28 and 21/27

1^st number: 1 21/28, 2^nd number: 21/27

49/28 + 21/27 is 91/36.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 27 is 756

Next, find the equivalent fraction of both fractional numbers with denominator 756
For the 1st fraction, since 28 × 27 = 756,
49/28 = 49 × 27/28 × 27 = 1323/756
Likewise, for the 2nd fraction, since 27 × 28 = 756,
21/27 = 21 × 28/27 × 28 = 588/756
Add the two like fractions:
1323/756 + 588/756 = 1323 + 588/756 = 1911/756
1911/756 simplified gives 91/36
So, 49/28 + 21/27 = 91/36
In mixed form: 219/36

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