Add 3/42 and 12/49
3/42 + 12/49 is 31/98.
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,
3/42 = 3 × 7/42 × 7 = 21/294 - Likewise, for the 2nd fraction, since 49 × 6 = 294,
12/49 = 12 × 6/49 × 6 = 72/294 - Add the two like fractions:
21/294 + 72/294 = 21 + 72/294 = 93/294 - 93/294 simplified gives 31/98
- So, 3/42 + 12/49 = 31/98
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