Subtract 28/35 from 2/5
2/5 - 28/35 is -2/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 35 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
2/5 = 2 × 7/5 × 7 = 14/35 - Likewise, for the 2nd fraction, since 35 × 1 = 35,
28/35 = 28 × 1/35 × 1 = 28/35 - Subtract the two like fractions:
14/35 - 28/35 = 14 - 28/35 = -14/35 - After reducing the fraction, the answer is -2/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/5-28/35 2/5-56/35 2/10-28/35 2/5-28/70 6/5-28/35 2/5-84/35 2/15-28/35 10/5-28/35 2/25-28/35 14/5-28/35 2/35-28/35