Subtract 5/45 from 27/75
27/75 - 5/45 is 56/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 75 × 3 = 225,
27/75 = 27 × 3/75 × 3 = 81/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
5/45 = 5 × 5/45 × 5 = 25/225 - Subtract the two like fractions:
81/225 - 25/225 = 81 - 25/225 = 56/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/75-5/45 27/75-10/45 27/75-5/90 81/75-5/45 27/75-15/45 27/75-25/45 27/75-35/45