Add 27/72 and 81/12
1st number: 27/72, 2nd number: 6 9/12
27/72 + 81/12 is 57/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 12 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
27/72 = 27 × 1/72 × 1 = 27/72 - Likewise, for the 2nd fraction, since 12 × 6 = 72,
81/12 = 81 × 6/12 × 6 = 486/72 - Add the two like fractions:
27/72 + 486/72 = 27 + 486/72 = 513/72 - 513/72 simplified gives 57/8
- So, 27/72 + 81/12 = 57/8
In mixed form: 71/8
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