Subtract 54/12 from 14/28
1st number: 14/28, 2nd number: 4 6/12
14/28 - 54/12 is -4/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
14/28 = 14 × 3/28 × 3 = 42/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
54/12 = 54 × 7/12 × 7 = 378/84 - Subtract the two like fractions:
42/84 - 378/84 = 42 - 378/84 = -336/84 - After reducing the fraction, the answer is -4/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/56-54/12 14/28-54/24 42/28-54/12 14/84-54/12 14/28-54/36 70/28-54/12 14/28-54/60 98/28-54/12 14/28-54/84