Subtract 28/10 from 35/8
1st number: 4 3/8, 2nd number: 2 8/10
35/8 - 28/10 is 63/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 10 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
35/8 = 35 × 5/8 × 5 = 175/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
28/10 = 28 × 4/10 × 4 = 112/40 - Subtract the two like fractions:
175/40 - 112/40 = 175 - 112/40 = 63/40 - In mixed form: 123/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/8-28/10 35/8-56/10 35/16-28/10 35/8-28/20 35/8-84/10 35/24-28/10 35/8-28/30 35/40-28/10 35/8-28/50 35/56-28/10 35/8-28/70