Add 42/49 and 7/9
42/49 + 7/9 is 103/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 9 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 49 × 9 = 441,
42/49 = 42 × 9/49 × 9 = 378/441 - Likewise, for the 2nd fraction, since 9 × 49 = 441,
7/9 = 7 × 49/9 × 49 = 343/441 - Add the two like fractions:
378/441 + 343/441 = 378 + 343/441 = 721/441 - 721/441 simplified gives 103/63
- So, 42/49 + 7/9 = 103/63
In mixed form: 140/63
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