Subtract 12/56 from 3/6
3/6 - 12/56 is 2/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 6 × 28 = 168,
3/6 = 3 × 28/6 × 28 = 84/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
12/56 = 12 × 3/56 × 3 = 36/168 - Subtract the two like fractions:
84/168 - 36/168 = 84 - 36/168 = 48/168 - After reducing the fraction, the answer is 2/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 3/6-24/56 3/12-12/56 9/6-12/56 3/6-36/56 3/18-12/56 15/6-12/56 3/6-60/56 3/30-12/56 21/6-12/56 3/6-84/56 3/42-12/56