Subtract 45/98 from 18/12
1st number: 1 6/12, 2nd number: 45/98
18/12 - 45/98 is 51/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 98 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 12 × 49 = 588,
18/12 = 18 × 49/12 × 49 = 882/588 - Likewise, for the 2nd fraction, since 98 × 6 = 588,
45/98 = 45 × 6/98 × 6 = 270/588 - Subtract the two like fractions:
882/588 - 270/588 = 882 - 270/588 = 612/588 - After reducing the fraction, the answer is 51/49
- In mixed form: 12/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/12-45/98 18/12-90/98 18/24-45/98 54/12-45/98 18/36-45/98 90/12-45/98 18/60-45/98 18/84-45/98