Subtract 9/50 from 10/75
10/75 - 9/50 is -7/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
10/75 = 10 × 2/75 × 2 = 20/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
9/50 = 9 × 3/50 × 3 = 27/150 - Subtract the two like fractions:
20/150 - 27/150 = 20 - 27/150 = -7/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/75-9/50 10/75-18/50 30/75-9/50 10/75-27/50 50/75-9/50 10/75-45/50 70/75-9/50 10/75-63/50