Subtract 28/20 from 35/8
1st number: 4 3/8, 2nd number: 1 8/20
35/8 - 28/20 is 119/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 20 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 20 × 2 = 40,
28/20 = 28 × 2/20 × 2 = 56/40 - Subtract the two like fractions:
175/40 - 56/40 = 175 - 56/40 = 119/40 - In mixed form: 239/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/8-28/20 35/8-56/20 35/16-28/20 35/8-28/40 35/8-84/20 35/24-28/20 35/8-28/60 35/40-28/20 35/56-28/20