Subtract 2/12 from 28/8
1st number: 3 4/8, 2nd number: 2/12
28/8 - 2/12 is 10/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
28/8 = 28 × 3/8 × 3 = 84/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
2/12 = 2 × 2/12 × 2 = 4/24 - Subtract the two like fractions:
84/24 - 4/24 = 84 - 4/24 = 80/24 - After reducing the fraction, the answer is 10/3
- In mixed form: 31/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/8-2/12 28/8-4/12 28/16-2/12 28/8-2/24 84/8-2/12 28/8-6/12 28/24-2/12 28/8-2/36 28/8-10/12 28/40-2/12 28/8-2/60 28/8-14/12 28/56-2/12 28/8-2/84