Subtract 9/12 from 4/75
4/75 - 9/12 is -209/300.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
4/75 = 4 × 4/75 × 4 = 16/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
9/12 = 9 × 25/12 × 25 = 225/300 - Subtract the two like fractions:
16/300 - 225/300 = 16 - 225/300 = -209/300
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/75-9/12 4/75-18/12 4/75-9/24 12/75-9/12 4/75-27/12 4/75-9/36 20/75-9/12 4/75-45/12 4/75-9/60 28/75-9/12 4/75-63/12 4/75-9/84