Subtract 28/54 from 14/12
1st number: 1 2/12, 2nd number: 28/54
14/12 - 28/54 is 35/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
14/12 = 14 × 9/12 × 9 = 126/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
28/54 = 28 × 2/54 × 2 = 56/108 - Subtract the two like fractions:
126/108 - 56/108 = 126 - 56/108 = 70/108 - After reducing the fraction, the answer is 35/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/12-28/54 14/12-56/54 14/24-28/54 42/12-28/54 14/12-84/54 14/36-28/54 70/12-28/54 14/60-28/54 98/12-28/54 14/84-28/54