Subtract 28/5 from 8/28
1st number: 8/28, 2nd number: 5 3/5
8/28 - 28/5 is -186/35.
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,
8/28 = 8 × 5/28 × 5 = 40/140 - Likewise, for the 2nd fraction, since 5 × 28 = 140,
28/5 = 28 × 28/5 × 28 = 784/140 - Subtract the two like fractions:
40/140 - 784/140 = 40 - 784/140 = -744/140 - After reducing the fraction, the answer is -186/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/28-28/5 8/28-56/5 8/56-28/5 8/28-28/10 24/28-28/5 8/28-84/5 8/84-28/5 8/28-28/15 40/28-28/5 8/28-28/25 56/28-28/5 8/28-28/35