Subtract 45/12 from 42/98
1st number: 42/98, 2nd number: 3 9/12
42/98 - 45/12 is -93/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 12 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 98 × 6 = 588,
42/98 = 42 × 6/98 × 6 = 252/588 - Likewise, for the 2nd fraction, since 12 × 49 = 588,
45/12 = 45 × 49/12 × 49 = 2205/588 - Subtract the two like fractions:
252/588 - 2205/588 = 252 - 2205/588 = -1953/588 - After reducing the fraction, the answer is -93/28
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