Subtract 14/10 from 72/7
1st number: 10 2/7, 2nd number: 1 4/10
72/7 - 14/10 is 311/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
72/7 = 72 × 10/7 × 10 = 720/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
14/10 = 14 × 7/10 × 7 = 98/70 - Subtract the two like fractions:
720/70 - 98/70 = 720 - 98/70 = 622/70 - After reducing the fraction, the answer is 311/35
- In mixed form: 831/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/7-28/10 72/14-14/10 72/7-14/20 72/7-42/10 72/21-14/10 72/7-14/30 72/7-70/10 72/35-14/10 72/7-14/50 72/7-98/10 72/49-14/10 72/7-14/70