Subtract 24/18 from 8/12
1st number: 8/12, 2nd number: 1 6/18
8/12 - 24/18 is -2/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
8/12 = 8 × 3/12 × 3 = 24/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
24/18 = 24 × 2/18 × 2 = 48/36 - Subtract the two like fractions:
24/36 - 48/36 = 24 - 48/36 = -24/36 - After reducing the fraction, the answer is -2/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/12-24/18 8/12-48/18 8/24-24/18 8/12-24/36 24/12-24/18 8/12-72/18 8/36-24/18 8/12-24/54 40/12-24/18 8/60-24/18 8/12-24/90 56/12-24/18 8/84-24/18