Add 21/27 and 28/14, Solve 21/27 + 2 0/14 as a fraction

Add 21/27 and 28/14

1^st number: 21/27, 2^nd number: 2 0/14

21/27 + 28/14 is 25/9.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 14 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 27 × 14 = 378,
21/27 = 21 × 14/27 × 14 = 294/378
Likewise, for the 2nd fraction, since 14 × 27 = 378,
28/14 = 28 × 27/14 × 27 = 756/378
Add the two like fractions:
294/378 + 756/378 = 294 + 756/378 = 1050/378
1050/378 simplified gives 25/9
So, 21/27 + 28/14 = 25/9
In mixed form: 27/9

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