Subtract 42/49 from 2/12
2/12 - 42/49 is -29/42.
Steps for subtracting 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,
2/12 = 2 × 49/12 × 49 = 98/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
42/49 = 42 × 12/49 × 12 = 504/588 - Subtract the two like fractions:
98/588 - 504/588 = 98 - 504/588 = -406/588 - After reducing the fraction, the answer is -29/42
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