Add 27/42 and 30/63
27/42 + 30/63 is 47/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 42 × 3 = 126,
27/42 = 27 × 3/42 × 3 = 81/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
30/63 = 30 × 2/63 × 2 = 60/126 - Add the two like fractions:
81/126 + 60/126 = 81 + 60/126 = 141/126 - 141/126 simplified gives 47/42
- So, 27/42 + 30/63 = 47/42
In mixed form: 15/42
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