Subtract 75/8 from 54/12
1st number: 4 6/12, 2nd number: 9 3/8
54/12 - 75/8 is -39/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 12 × 2 = 24,
54/12 = 54 × 2/12 × 2 = 108/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
75/8 = 75 × 3/8 × 3 = 225/24 - Subtract the two like fractions:
108/24 - 225/24 = 108 - 225/24 = -117/24 - After reducing the fraction, the answer is -39/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/24-75/8 54/12-75/16 54/36-75/8 54/12-75/24 54/60-75/8 54/12-75/40 54/84-75/8 54/12-75/56