Subtract 80/7 from 63/2
1st number: 31 1/2, 2nd number: 11 3/7
63/2 - 80/7 is 281/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
63/2 = 63 × 7/2 × 7 = 441/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
80/7 = 80 × 2/7 × 2 = 160/14 - Subtract the two like fractions:
441/14 - 160/14 = 441 - 160/14 = 281/14 - In mixed form: 201/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/4-80/7 63/2-80/14 63/6-80/7 63/2-80/21 63/10-80/7 63/2-80/35 63/14-80/7 63/2-80/49