Subtract 7/50 from 28/75
28/75 - 7/50 is 7/30.
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,
28/75 = 28 × 2/75 × 2 = 56/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
7/50 = 7 × 3/50 × 3 = 21/150 - Subtract the two like fractions:
56/150 - 21/150 = 56 - 21/150 = 35/150 - After reducing the fraction, the answer is 7/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/75-7/50 28/75-14/50 84/75-7/50 28/75-21/50 28/75-35/50 28/75-49/50