Add 81/6 and 27/72, Solve 13 3/6 + 27/72 as a fraction

Add 81/6 and 27/72

1^st number: 13 3/6, 2^nd number: 27/72

81/6 + 27/72 is 111/8.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 6 × 12 = 72,
81/6 = 81 × 12/6 × 12 = 972/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
27/72 = 27 × 1/72 × 1 = 27/72
Add the two like fractions:
972/72 + 27/72 = 972 + 27/72 = 999/72
999/72 simplified gives 111/8
So, 81/6 + 27/72 = 111/8
In mixed form: 137/8

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