Subtract 28/4 from 28/12
1st number: 2 4/12, 2nd number: 7 0/4
28/12 - 28/4 is -14/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
28/12 = 28 × 1/12 × 1 = 28/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
28/4 = 28 × 3/4 × 3 = 84/12 - Subtract the two like fractions:
28/12 - 84/12 = 28 - 84/12 = -56/12 - After reducing the fraction, the answer is -14/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/12-28/4 28/12-56/4 28/24-28/4 28/12-28/8 84/12-28/4 28/12-84/4 28/36-28/4 28/12-28/12 28/60-28/4 28/12-28/20 28/84-28/4