Subtract 1/5 from 10/28
10/28 - 1/5 is 11/70.
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,
10/28 = 10 × 5/28 × 5 = 50/140 - Likewise, for the 2nd fraction, since 5 × 28 = 140,
1/5 = 1 × 28/5 × 28 = 28/140 - Subtract the two like fractions:
50/140 - 28/140 = 50 - 28/140 = 22/140 - After reducing the fraction, the answer is 11/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/28-1/5 10/28-2/5 10/56-1/5 10/28-1/10 30/28-1/5 10/28-3/5 10/84-1/5 10/28-1/15 50/28-1/5 10/28-1/25 70/28-1/5 10/28-7/5 10/28-1/35