Subtract 49/12 from 5/28
1st number: 5/28, 2nd number: 4 1/12
5/28 - 49/12 is -82/21.
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,
5/28 = 5 × 3/28 × 3 = 15/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
49/12 = 49 × 7/12 × 7 = 343/84 - Subtract the two like fractions:
15/84 - 343/84 = 15 - 343/84 = -328/84 - After reducing the fraction, the answer is -82/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/28-49/12 5/28-98/12 5/56-49/12 5/28-49/24 15/28-49/12 5/84-49/12 5/28-49/36 25/28-49/12 5/28-49/60 35/28-49/12 5/28-49/84