Subtract 4/15 from 5/30
5/30 - 4/15 is -1/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
5/30 = 5 × 1/30 × 1 = 5/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
4/15 = 4 × 2/15 × 2 = 8/30 - Subtract the two like fractions:
5/30 - 8/30 = 5 - 8/30 = -3/30 - After reducing the fraction, the answer is -1/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/30-4/15 5/30-8/15 5/60-4/15 5/30-4/30 15/30-4/15 5/30-12/15 5/90-4/15 5/30-4/45 25/30-4/15 5/30-20/15 5/30-4/75 35/30-4/15 5/30-28/15