Subtract 28/6 from 15/9
1st number: 1 6/9, 2nd number: 4 4/6
15/9 - 28/6 is -3/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 6 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 9 × 2 = 18,
15/9 = 15 × 2/9 × 2 = 30/18 - Likewise, for the 2nd fraction, since 6 × 3 = 18,
28/6 = 28 × 3/6 × 3 = 84/18 - Subtract the two like fractions:
30/18 - 84/18 = 30 - 84/18 = -54/18 - After reducing the fraction, the answer is -3/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/9-28/6 15/9-56/6 15/18-28/6 15/9-28/12 45/9-28/6 15/9-84/6 15/27-28/6 15/9-28/18 75/9-28/6 15/45-28/6 15/9-28/30 15/63-28/6 15/9-28/42