Subtract 72/10 from 35/14
1st number: 2 7/14, 2nd number: 7 2/10
35/14 - 72/10 is -47/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
35/14 = 35 × 5/14 × 5 = 175/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
72/10 = 72 × 7/10 × 7 = 504/70 - Subtract the two like fractions:
175/70 - 504/70 = 175 - 504/70 = -329/70 - After reducing the fraction, the answer is -47/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/14-72/10 35/28-72/10 35/14-72/20 35/42-72/10 35/14-72/30 35/70-72/10 35/14-72/50 35/98-72/10 35/14-72/70