Subtract 14/45 from 7/75
7/75 - 14/45 is -49/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 75 × 3 = 225,
7/75 = 7 × 3/75 × 3 = 21/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
14/45 = 14 × 5/45 × 5 = 70/225 - Subtract the two like fractions:
21/225 - 70/225 = 21 - 70/225 = -49/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/75-14/45 7/75-28/45 7/75-14/90 21/75-14/45 7/75-42/45 35/75-14/45 7/75-70/45 49/75-14/45 7/75-98/45