Subtract 12/56 from 5/18
5/18 - 12/56 is 4/63.
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,
5/18 = 5 × 28/18 × 28 = 140/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
12/56 = 12 × 9/56 × 9 = 108/504 - Subtract the two like fractions:
140/504 - 108/504 = 140 - 108/504 = 32/504 - After reducing the fraction, the answer is 4/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/18-12/56 5/18-24/56 5/36-12/56 15/18-12/56 5/18-36/56 5/54-12/56 25/18-12/56 5/18-60/56 5/90-12/56 35/18-12/56 5/18-84/56