Subtract 27/6 from 15/8
1st number: 1 7/8, 2nd number: 4 3/6
15/8 - 27/6 is -21/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 6 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
15/8 = 15 × 3/8 × 3 = 45/24 - Likewise, for the 2nd fraction, since 6 × 4 = 24,
27/6 = 27 × 4/6 × 4 = 108/24 - Subtract the two like fractions:
45/24 - 108/24 = 45 - 108/24 = -63/24 - After reducing the fraction, the answer is -21/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/8-27/6 15/8-54/6 15/16-27/6 15/8-27/12 45/8-27/6 15/8-81/6 15/24-27/6 15/8-27/18 75/8-27/6 15/40-27/6 15/8-27/30 15/56-27/6 15/8-27/42