Add 81/9 and 27/42, Solve 9 0/9 + 27/42 as a fraction

Add 81/9 and 27/42

1^st number: 9 0/9, 2^nd number: 27/42

81/9 + 27/42 is 135/14.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 42 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 9 × 14 = 126,
81/9 = 81 × 14/9 × 14 = 1134/126
Likewise, for the 2nd fraction, since 42 × 3 = 126,
27/42 = 27 × 3/42 × 3 = 81/126
Add the two like fractions:
1134/126 + 81/126 = 1134 + 81/126 = 1215/126
1215/126 simplified gives 135/14
So, 81/9 + 27/42 = 135/14
In mixed form: 99/14

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