Subtract 5/7 from 28/10
1st number: 2 8/10, 2nd number: 5/7
28/10 - 5/7 is 73/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
28/10 = 28 × 7/10 × 7 = 196/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
5/7 = 5 × 10/7 × 10 = 50/70 - Subtract the two like fractions:
196/70 - 50/70 = 196 - 50/70 = 146/70 - After reducing the fraction, the answer is 73/35
- In mixed form: 23/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/10-5/7 28/10-10/7 28/20-5/7 28/10-5/14 84/10-5/7 28/10-15/7 28/30-5/7 28/10-5/21 28/10-25/7 28/50-5/7 28/10-5/35 28/10-35/7 28/70-5/7 28/10-5/49