Add 21/2 and 3/27, Solve 10 1/2 + 3/27 as a fraction

Add 21/2 and 3/27

1^st number: 10 1/2, 2^nd number: 3/27

21/2 + 3/27 is 191/18.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 27 is 54

Next, find the equivalent fraction of both fractional numbers with denominator 54
For the 1st fraction, since 2 × 27 = 54,
21/2 = 21 × 27/2 × 27 = 567/54
Likewise, for the 2nd fraction, since 27 × 2 = 54,
3/27 = 3 × 2/27 × 2 = 6/54
Add the two like fractions:
567/54 + 6/54 = 567 + 6/54 = 573/54
573/54 simplified gives 191/18
So, 21/2 + 3/27 = 191/18
In mixed form: 1011/18

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