Subtract 28/27 from 4/75
1st number: 4/75, 2nd number: 1 1/27
4/75 - 28/27 is -664/675.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 27 is 675
Next, find the equivalent fraction of both fractional numbers with denominator 675 - For the 1st fraction, since 75 × 9 = 675,
4/75 = 4 × 9/75 × 9 = 36/675 - Likewise, for the 2nd fraction, since 27 × 25 = 675,
28/27 = 28 × 25/27 × 25 = 700/675 - Subtract the two like fractions:
36/675 - 700/675 = 36 - 700/675 = -664/675
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/75-28/27 4/75-56/27 4/75-28/54 12/75-28/27 4/75-84/27 4/75-28/81 20/75-28/27 28/75-28/27