Subtract 18/12 from 10/3
1st number: 3 1/3, 2nd number: 1 6/12
10/3 - 18/12 is 11/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 3 × 4 = 12,
10/3 = 10 × 4/3 × 4 = 40/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
18/12 = 18 × 1/12 × 1 = 18/12 - Subtract the two like fractions:
40/12 - 18/12 = 40 - 18/12 = 22/12 - After reducing the fraction, the answer is 11/6
- In mixed form: 15/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/3-18/12 10/3-36/12 10/6-18/12 10/3-18/24 30/3-18/12 10/3-54/12 10/9-18/12 10/3-18/36 50/3-18/12 10/3-90/12 10/15-18/12 10/3-18/60 70/3-18/12 10/21-18/12 10/3-18/84