Answers

Subtract 25/12 from 42/98

1^st number: 42/98, 2^nd number: 2 1/12

42/98 - 25/12 is -139/84.

Steps for subtracting fractions

1. 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
2. For the 1st fraction, since 98 × 6 = 588,
   42/98 = 42 × 6/98 × 6 = 252/588
3. Likewise, for the 2nd fraction, since 12 × 49 = 588,
   25/12 = 25 × 49/12 × 49 = 1225/588
4. Subtract the two like fractions:
   252/588 - 1225/588 = 252 - 1225/588 = -973/588
5. After reducing the fraction, the answer is -139/84

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁸⁴/₉₈-²⁵/₁₂ ⁴²/₉₈-⁵⁰/₁₂ ⁴²/₉₈-²⁵/₂₄ ⁴²/₉₈-⁷⁵/₁₂ ⁴²/₉₈-²⁵/₃₆ ⁴²/₉₈-²⁵/₆₀ ⁴²/₉₈-²⁵/₈₄

Subtract Fractions Calculator