Subtract 24/12 from 9/8
1st number: 1 1/8, 2nd number: 2 0/12
9/8 - 24/12 is -7/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
9/8 = 9 × 3/8 × 3 = 27/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
24/12 = 24 × 2/12 × 2 = 48/24 - Subtract the two like fractions:
27/24 - 48/24 = 27 - 48/24 = -21/24 - After reducing the fraction, the answer is -7/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/8-24/12 9/8-48/12 9/16-24/12 27/8-24/12 9/8-72/12 9/24-24/12 9/8-24/36 45/8-24/12 9/40-24/12 9/8-24/60 63/8-24/12 9/56-24/12 9/8-24/84