Subtract 3/5 from 28/8
1st number: 3 4/8, 2nd number: 3/5
28/8 - 3/5 is 29/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 5 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
28/8 = 28 × 5/8 × 5 = 140/40 - Likewise, for the 2nd fraction, since 5 × 8 = 40,
3/5 = 3 × 8/5 × 8 = 24/40 - Subtract the two like fractions:
140/40 - 24/40 = 140 - 24/40 = 116/40 - After reducing the fraction, the answer is 29/10
- In mixed form: 29/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/8-3/5 28/8-6/5 28/16-3/5 28/8-3/10 84/8-3/5 28/8-9/5 28/24-3/5 28/8-3/15 28/8-15/5 28/40-3/5 28/8-3/25 28/8-21/5 28/56-3/5 28/8-3/35