Add 81/6 and 27/36, Solve 13 3/6 + 27/36 as a fraction

Add 81/6 and 27/36

1^st number: 13 3/6, 2^nd number: 27/36

81/6 + 27/36 is 57/4.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 36 is 36

Next, find the equivalent fraction of both fractional numbers with denominator 36
For the 1st fraction, since 6 × 6 = 36,
81/6 = 81 × 6/6 × 6 = 486/36
Likewise, for the 2nd fraction, since 36 × 1 = 36,
27/36 = 27 × 1/36 × 1 = 27/36
Add the two like fractions:
486/36 + 27/36 = 486 + 27/36 = 513/36
513/36 simplified gives 57/4
So, 81/6 + 27/36 = 57/4
In mixed form: 141/4

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