Subtract 84/7 from 4/12
1st number: 4/12, 2nd number: 12 0/7
4/12 - 84/7 is -35/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 7 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
4/12 = 4 × 7/12 × 7 = 28/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
84/7 = 84 × 12/7 × 12 = 1008/84 - Subtract the two like fractions:
28/84 - 1008/84 = 28 - 1008/84 = -980/84 - After reducing the fraction, the answer is -35/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12-84/7 4/24-84/7 4/12-84/14 4/36-84/7 4/12-84/21 20/12-84/7 4/60-84/7 4/12-84/35 28/12-84/7 4/84-84/7 4/12-84/49