Add 81/3 and 54/12, Solve 27 0/3 + 4 6/12 as a fraction

Add 81/3 and 54/12

1^st number: 27 0/3, 2^nd number: 4 6/12

81/3 + 54/12 is 63/2.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 12 is 12

Next, find the equivalent fraction of both fractional numbers with denominator 12
For the 1st fraction, since 3 × 4 = 12,
81/3 = 81 × 4/3 × 4 = 324/12
Likewise, for the 2nd fraction, since 12 × 1 = 12,
54/12 = 54 × 1/12 × 1 = 54/12
Add the two like fractions:
324/12 + 54/12 = 324 + 54/12 = 378/12
378/12 simplified gives 63/2
So, 81/3 + 54/12 = 63/2
In mixed form: 311/2

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