Subtract 54/27 from 18/75
1st number: 18/75, 2nd number: 2 0/27
18/75 - 54/27 is -44/25.
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,
54/27 = 54 × 25/27 × 25 = 1350/675 - Subtract the two like fractions:
162/675 - 1350/675 = 162 - 1350/675 = -1188/675 - After reducing the fraction, the answer is -44/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/75-54/27 54/75-54/27 18/75-54/81 90/75-54/27