Subtract 4/12 from 30/98
30/98 - 4/12 is -4/147.
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,
30/98 = 30 × 6/98 × 6 = 180/588 - Likewise, for the 2nd fraction, since 12 × 49 = 588,
4/12 = 4 × 49/12 × 49 = 196/588 - Subtract the two like fractions:
180/588 - 196/588 = 180 - 196/588 = -16/588 - After reducing the fraction, the answer is -4/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/98-4/12 30/98-8/12 30/98-4/24 90/98-4/12 30/98-4/36 30/98-20/12 30/98-4/60 30/98-28/12 30/98-4/84