Subtract 7/12 from 15/75
15/75 - 7/12 is -23/60.
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,
15/75 = 15 × 4/75 × 4 = 60/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
7/12 = 7 × 25/12 × 25 = 175/300 - Subtract the two like fractions:
60/300 - 175/300 = 60 - 175/300 = -115/300 - After reducing the fraction, the answer is -23/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/75-7/12 15/75-14/12 15/75-7/24 45/75-7/12 15/75-21/12 15/75-7/36 15/75-35/12 15/75-7/60 15/75-49/12 15/75-7/84