Subtract 28/30 from 4/6
4/6 - 28/30 is -4/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
4/6 = 4 × 5/6 × 5 = 20/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
28/30 = 28 × 1/30 × 1 = 28/30 - Subtract the two like fractions:
20/30 - 28/30 = 20 - 28/30 = -8/30 - After reducing the fraction, the answer is -4/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/6-28/30 4/6-56/30 4/12-28/30 4/6-28/60 12/6-28/30 4/6-84/30 4/18-28/30 4/6-28/90 20/6-28/30 4/30-28/30 28/6-28/30 4/42-28/30