Subtract 24/6 from 20/12
1st number: 1 8/12, 2nd number: 4 0/6
20/12 - 24/6 is -7/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 6 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
20/12 = 20 × 1/12 × 1 = 20/12 - Likewise, for the 2nd fraction, since 6 × 2 = 12,
24/6 = 24 × 2/6 × 2 = 48/12 - Subtract the two like fractions:
20/12 - 48/12 = 20 - 48/12 = -28/12 - After reducing the fraction, the answer is -7/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/12-24/6 20/12-48/6 20/24-24/6 20/12-24/12 60/12-24/6 20/12-72/6 20/36-24/6 20/12-24/18 20/60-24/6 20/12-24/30 20/84-24/6 20/12-24/42