Subtract 6/49 from 90/12
1st number: 7 6/12, 2nd number: 6/49
90/12 - 6/49 is 723/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 49 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 12 × 49 = 588,
90/12 = 90 × 49/12 × 49 = 4410/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
6/49 = 6 × 12/49 × 12 = 72/588 - Subtract the two like fractions:
4410/588 - 72/588 = 4410 - 72/588 = 4338/588 - After reducing the fraction, the answer is 723/98
- In mixed form: 737/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12-12/49 90/24-6/49 90/12-6/98 90/12-18/49 90/36-6/49 90/12-30/49 90/60-6/49 90/12-42/49 90/84-6/49