Subtract 4/56 from 4/18
4/18 - 4/56 is 19/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 18 × 28 = 504,
4/18 = 4 × 28/18 × 28 = 112/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
4/56 = 4 × 9/56 × 9 = 36/504 - Subtract the two like fractions:
112/504 - 36/504 = 112 - 36/504 = 76/504 - After reducing the fraction, the answer is 19/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/18-4/56 4/18-8/56 4/36-4/56 12/18-4/56 4/18-12/56 4/54-4/56 20/18-4/56 4/18-20/56 4/90-4/56 28/18-4/56 4/18-28/56