Add 27/42 and 5/12
27/42 + 5/12 is 89/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 42 × 2 = 84,
27/42 = 27 × 2/42 × 2 = 54/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
5/12 = 5 × 7/12 × 7 = 35/84 - Add the two like fractions:
54/84 + 35/84 = 54 + 35/84 = 89/84 - So, 27/42 + 5/12 = 89/84
In mixed form: 15/84
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