Subtract 15/6 from 3/15
1st number: 3/15, 2nd number: 2 3/6
3/15 - 15/6 is -23/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 6 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 15 × 2 = 30,
3/15 = 3 × 2/15 × 2 = 6/30 - Likewise, for the 2nd fraction, since 6 × 5 = 30,
15/6 = 15 × 5/6 × 5 = 75/30 - Subtract the two like fractions:
6/30 - 75/30 = 6 - 75/30 = -69/30 - After reducing the fraction, the answer is -23/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/15-15/6 3/15-30/6 3/30-15/6 3/15-15/12 9/15-15/6 3/15-45/6 3/45-15/6 3/15-15/18 3/15-75/6 3/75-15/6 3/15-15/30 21/15-15/6 3/15-15/42