Subtract 5/18 from 9/75
9/75 - 5/18 is -71/450.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 75 × 6 = 450,
9/75 = 9 × 6/75 × 6 = 54/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
5/18 = 5 × 25/18 × 25 = 125/450 - Subtract the two like fractions:
54/450 - 125/450 = 54 - 125/450 = -71/450
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/75-5/18 9/75-10/18 9/75-5/36 27/75-5/18 9/75-15/18 9/75-5/54 45/75-5/18 9/75-25/18 9/75-5/90 63/75-5/18 9/75-35/18