Subtract 7/9 from 4/75
4/75 - 7/9 is -163/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 9 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 75 × 3 = 225,
4/75 = 4 × 3/75 × 3 = 12/225 - Likewise, for the 2nd fraction, since 9 × 25 = 225,
7/9 = 7 × 25/9 × 25 = 175/225 - Subtract the two like fractions:
12/225 - 175/225 = 12 - 175/225 = -163/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/75-7/9 4/75-14/9 4/75-7/18 12/75-7/9 4/75-21/9 4/75-7/27 20/75-7/9 4/75-35/9 4/75-7/45 28/75-7/9 4/75-49/9 4/75-7/63