Add 42/84 and 12/49
42/84 + 12/49 is 73/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 49 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 84 × 7 = 588,
42/84 = 42 × 7/84 × 7 = 294/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
12/49 = 12 × 12/49 × 12 = 144/588 - Add the two like fractions:
294/588 + 144/588 = 294 + 144/588 = 438/588 - 438/588 simplified gives 73/98
- So, 42/84 + 12/49 = 73/98
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