Subtract 2/5 from 28/75
28/75 - 2/5 is -2/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 5 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 75 × 1 = 75,
28/75 = 28 × 1/75 × 1 = 28/75 - Likewise, for the 2nd fraction, since 5 × 15 = 75,
2/5 = 2 × 15/5 × 15 = 30/75 - Subtract the two like fractions:
28/75 - 30/75 = 28 - 30/75 = -2/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/75-2/5 28/75-4/5 28/75-2/10 84/75-2/5 28/75-6/5 28/75-2/15 28/75-10/5 28/75-2/25 28/75-14/5 28/75-2/35