Subtract 30/14 from 2/12
1st number: 2/12, 2nd number: 2 2/14
2/12 - 30/14 is -83/42.
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,
2/12 = 2 × 7/12 × 7 = 14/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
30/14 = 30 × 6/14 × 6 = 180/84 - Subtract the two like fractions:
14/84 - 180/84 = 14 - 180/84 = -166/84 - After reducing the fraction, the answer is -83/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/12-30/14 2/12-60/14 2/24-30/14 2/12-30/28 6/12-30/14 2/12-90/14 2/36-30/14 2/12-30/42 10/12-30/14 2/60-30/14 2/12-30/70 14/12-30/14 2/84-30/14 2/12-30/98