Subtract 18/56 from 4/6
4/6 - 18/56 is 29/84.
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,
4/6 = 4 × 28/6 × 28 = 112/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
18/56 = 18 × 3/56 × 3 = 54/168 - Subtract the two like fractions:
112/168 - 54/168 = 112 - 54/168 = 58/168 - After reducing the fraction, the answer is 29/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/6-18/56 4/6-36/56 4/12-18/56 12/6-18/56 4/6-54/56 4/18-18/56 20/6-18/56 4/6-90/56 4/30-18/56 28/6-18/56 4/42-18/56