Subtract 18/98 from 72/12
1st number: 6 0/12, 2nd number: 18/98
72/12 - 18/98 is 285/49.
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,
72/12 = 72 × 49/12 × 49 = 3528/588 - Likewise, for the 2nd fraction, since 98 × 6 = 588,
18/98 = 18 × 6/98 × 6 = 108/588 - Subtract the two like fractions:
3528/588 - 108/588 = 3528 - 108/588 = 3420/588 - After reducing the fraction, the answer is 285/49
- In mixed form: 540/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/12-36/98 72/24-18/98 72/12-54/98 72/36-18/98 72/12-90/98 72/60-18/98 72/84-18/98