Subtract 3/30 from 28/75
28/75 - 3/30 is 41/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 30 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 30 × 5 = 150,
3/30 = 3 × 5/30 × 5 = 15/150 - Subtract the two like fractions:
56/150 - 15/150 = 56 - 15/150 = 41/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/75-3/30 28/75-6/30 28/75-3/60 84/75-3/30 28/75-9/30 28/75-3/90 28/75-15/30 28/75-21/30