Subtract 9/50 from 40/75
40/75 - 9/50 is 53/150.
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,
40/75 = 40 × 2/75 × 2 = 80/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
9/50 = 9 × 3/50 × 3 = 27/150 - Subtract the two like fractions:
80/150 - 27/150 = 80 - 27/150 = 53/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/75-9/50 40/75-18/50 40/75-27/50 40/75-45/50 40/75-63/50