Subtract 18/6 from 8/12
1st number: 8/12, 2nd number: 3 0/6
8/12 - 18/6 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,
8/12 = 8 × 1/12 × 1 = 8/12 - Likewise, for the 2nd fraction, since 6 × 2 = 12,
18/6 = 18 × 2/6 × 2 = 36/12 - Subtract the two like fractions:
8/12 - 36/12 = 8 - 36/12 = -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: 16/12-18/6 8/12-36/6 8/24-18/6 8/12-18/12 24/12-18/6 8/12-54/6 8/36-18/6 40/12-18/6 8/12-90/6 8/60-18/6 8/12-18/30 56/12-18/6 8/84-18/6 8/12-18/42