Subtract 28/18 from 12/6
1st number: 2 0/6, 2nd number: 1 10/18
12/6 - 28/18 is 4/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,
12/6 = 12 × 3/6 × 3 = 36/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
28/18 = 28 × 1/18 × 1 = 28/18 - Subtract the two like fractions:
36/18 - 28/18 = 36 - 28/18 = 8/18 - After reducing the fraction, the answer is 4/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/6-28/18 12/6-56/18 12/6-28/36 36/6-28/18 12/6-84/18 12/18-28/18 12/6-28/54 60/6-28/18 12/30-28/18 12/6-28/90 84/6-28/18 12/42-28/18