Subtract 14/3 from 12/28
1st number: 12/28, 2nd number: 4 2/3
12/28 - 14/3 is -89/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 3 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
12/28 = 12 × 3/28 × 3 = 36/84 - Likewise, for the 2nd fraction, since 3 × 28 = 84,
14/3 = 14 × 28/3 × 28 = 392/84 - Subtract the two like fractions:
36/84 - 392/84 = 36 - 392/84 = -356/84 - After reducing the fraction, the answer is -89/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/28-14/3 12/28-28/3 12/56-14/3 12/28-14/6 36/28-14/3 12/28-42/3 12/84-14/3 12/28-14/9 60/28-14/3 12/28-70/3 12/28-14/15 84/28-14/3 12/28-98/3 12/28-14/21