Subtract 1/14 from 18/12
1st number: 1 6/12, 2nd number: 1/14
18/12 - 1/14 is 10/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 14 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
18/12 = 18 × 7/12 × 7 = 126/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
1/14 = 1 × 6/14 × 6 = 6/84 - Subtract the two like fractions:
126/84 - 6/84 = 126 - 6/84 = 120/84 - After reducing the fraction, the answer is 10/7
- In mixed form: 13/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/12-1/14 18/12-2/14 18/24-1/14 18/12-1/28 54/12-1/14 18/12-3/14 18/36-1/14 18/12-1/42 90/12-1/14 18/12-5/14 18/60-1/14 18/12-1/70 18/12-7/14 18/84-1/14 18/12-1/98