Subtract 9/56 from 14/42
14/42 - 9/56 is 29/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
14/42 = 14 × 4/42 × 4 = 56/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
9/56 = 9 × 3/56 × 3 = 27/168 - Subtract the two like fractions:
56/168 - 27/168 = 56 - 27/168 = 29/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/42-9/56 14/42-18/56 14/84-9/56 14/42-27/56 70/42-9/56 14/42-45/56 98/42-9/56 14/42-63/56