Add 42/12 and 81/49
1st number: 3 6/12, 2nd number: 1 32/49
42/12 + 81/49 is 505/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 49 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 12 × 49 = 588,
42/12 = 42 × 49/12 × 49 = 2058/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
81/49 = 81 × 12/49 × 12 = 972/588 - Add the two like fractions:
2058/588 + 972/588 = 2058 + 972/588 = 3030/588 - 3030/588 simplified gives 505/98
- So, 42/12 + 81/49 = 505/98
In mixed form: 515/98
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