Subtract 8/27 from 18/75
18/75 - 8/27 is -38/675.
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,
18/75 = 18 × 9/75 × 9 = 162/675 - Likewise, for the 2nd fraction, since 27 × 25 = 675,
8/27 = 8 × 25/27 × 25 = 200/675 - Subtract the two like fractions:
162/675 - 200/675 = 162 - 200/675 = -38/675
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/75-8/27 18/75-16/27 18/75-8/54 54/75-8/27 18/75-24/27 18/75-8/81 90/75-8/27 18/75-40/27 18/75-56/27