Subtract 18/27 from 27/25
1st number: 1 2/25, 2nd number: 18/27
27/25 - 18/27 is 31/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 27 is 675
Next, find the equivalent fraction of both fractional numbers with denominator 675 - For the 1st fraction, since 25 × 27 = 675,
27/25 = 27 × 27/25 × 27 = 729/675 - Likewise, for the 2nd fraction, since 27 × 25 = 675,
18/27 = 18 × 25/27 × 25 = 450/675 - Subtract the two like fractions:
729/675 - 450/675 = 729 - 450/675 = 279/675 - After reducing the fraction, the answer is 31/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/25-18/27 27/25-36/27 27/50-18/27 27/25-18/54 81/25-18/27 27/25-54/27 27/75-18/27 27/25-18/81 27/25-90/27