Add 45/42 and 12/49
1st number: 1 3/42, 2nd number: 12/49
45/42 + 12/49 is 129/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 49 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 42 × 7 = 294,
45/42 = 45 × 7/42 × 7 = 315/294 - Likewise, for the 2nd fraction, since 49 × 6 = 294,
12/49 = 12 × 6/49 × 6 = 72/294 - Add the two like fractions:
315/294 + 72/294 = 315 + 72/294 = 387/294 - 387/294 simplified gives 129/98
- So, 45/42 + 12/49 = 129/98
In mixed form: 131/98
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