Subtract 27/8 from 28/14
1st number: 2 0/14, 2nd number: 3 3/8
28/14 - 27/8 is -11/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 14 × 4 = 56,
28/14 = 28 × 4/14 × 4 = 112/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
27/8 = 27 × 7/8 × 7 = 189/56 - Subtract the two like fractions:
112/56 - 189/56 = 112 - 189/56 = -77/56 - After reducing the fraction, the answer is -11/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/14-27/8 28/14-54/8 28/14-27/16 84/14-27/8 28/14-81/8 28/42-27/8 28/14-27/24 28/70-27/8 28/14-27/40 28/98-27/8 28/14-27/56