Subtract 5/14 from 30/12
1st number: 2 6/12, 2nd number: 5/14
30/12 - 5/14 is 15/7.
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,
30/12 = 30 × 7/12 × 7 = 210/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
5/14 = 5 × 6/14 × 6 = 30/84 - Subtract the two like fractions:
210/84 - 30/84 = 210 - 30/84 = 180/84 - After reducing the fraction, the answer is 15/7
- In mixed form: 21/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/12-5/14 30/12-10/14 30/24-5/14 30/12-5/28 90/12-5/14 30/12-15/14 30/36-5/14 30/12-5/42 30/12-25/14 30/60-5/14 30/12-5/70 30/12-35/14 30/84-5/14 30/12-5/98