Add 42/2 and 15/27, Solve 21 0/2 + 15/27 as a fraction

Add 42/2 and 15/27

1^st number: 21 0/2, 2^nd number: 15/27

42/2 + 15/27 is 194/9.

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,
42/2 = 42 × 27/2 × 27 = 1134/54
Likewise, for the 2nd fraction, since 27 × 2 = 54,
15/27 = 15 × 2/27 × 2 = 30/54
Add the two like fractions:
1134/54 + 30/54 = 1134 + 30/54 = 1164/54
1164/54 simplified gives 194/9
So, 42/2 + 15/27 = 194/9
In mixed form: 215/9

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