Add 27/12 and 81/60
1st number: 2 3/12, 2nd number: 1 21/60
27/12 + 81/60 is 18/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
27/12 = 27 × 5/12 × 5 = 135/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
81/60 = 81 × 1/60 × 1 = 81/60 - Add the two like fractions:
135/60 + 81/60 = 135 + 81/60 = 216/60 - 216/60 simplified gives 18/5
- So, 27/12 + 81/60 = 18/5
In mixed form: 33/5
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