Subtract 80/49 from 7/2
1st number: 3 1/2, 2nd number: 1 31/49
7/2 - 80/49 is 183/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 49 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 2 × 49 = 98,
7/2 = 7 × 49/2 × 49 = 343/98 - Likewise, for the 2nd fraction, since 49 × 2 = 98,
80/49 = 80 × 2/49 × 2 = 160/98 - Subtract the two like fractions:
343/98 - 160/98 = 343 - 160/98 = 183/98 - In mixed form: 185/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/2-80/49 7/4-80/49 7/2-80/98 21/2-80/49 7/6-80/49 35/2-80/49 7/10-80/49 49/2-80/49 7/14-80/49