Subtract 84/56 from 2/12
1st number: 2/12, 2nd number: 1 28/56
2/12 - 84/56 is -4/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 12 × 14 = 168,
2/12 = 2 × 14/12 × 14 = 28/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
84/56 = 84 × 3/56 × 3 = 252/168 - Subtract the two like fractions:
28/168 - 252/168 = 28 - 252/168 = -224/168 - After reducing the fraction, the answer is -4/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/12-84/56 2/24-84/56 6/12-84/56 2/36-84/56 10/12-84/56 2/60-84/56 14/12-84/56 2/84-84/56