Subtract 72/5 from 35/28
1st number: 1 7/28, 2nd number: 14 2/5
35/28 - 72/5 is -263/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 5 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
35/28 = 35 × 5/28 × 5 = 175/140 - Likewise, for the 2nd fraction, since 5 × 28 = 140,
72/5 = 72 × 28/5 × 28 = 2016/140 - Subtract the two like fractions:
175/140 - 2016/140 = 175 - 2016/140 = -1841/140 - After reducing the fraction, the answer is -263/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28-72/5 35/56-72/5 35/28-72/10 35/84-72/5 35/28-72/15 35/28-72/25 35/28-72/35