Subtract 54/8 from 15/24
1st number: 15/24, 2nd number: 6 6/8
15/24 - 54/8 is -49/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 24 × 1 = 24,
15/24 = 15 × 1/24 × 1 = 15/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
54/8 = 54 × 3/8 × 3 = 162/24 - Subtract the two like fractions:
15/24 - 162/24 = 15 - 162/24 = -147/24 - After reducing the fraction, the answer is -49/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/24-54/8 15/48-54/8 15/24-54/16 45/24-54/8 15/72-54/8 15/24-54/24 75/24-54/8 15/24-54/40 15/24-54/56