Subtract 2/28 from 2/10
2/10 - 2/28 is 9/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 10 × 14 = 140,
2/10 = 2 × 14/10 × 14 = 28/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
2/28 = 2 × 5/28 × 5 = 10/140 - Subtract the two like fractions:
28/140 - 10/140 = 28 - 10/140 = 18/140 - After reducing the fraction, the answer is 9/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/10-2/28 2/10-4/28 2/20-2/28 2/10-2/56 6/10-2/28 2/10-6/28 2/30-2/28 2/10-2/84 2/10-10/28 2/50-2/28 14/10-2/28 2/10-14/28 2/70-2/28