Subtract 20/18 from 6/56
1st number: 6/56, 2nd number: 1 2/18
6/56 - 20/18 is -253/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 18 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
6/56 = 6 × 9/56 × 9 = 54/504 - Likewise, for the 2nd fraction, since 18 × 28 = 504,
20/18 = 20 × 28/18 × 28 = 560/504 - Subtract the two like fractions:
54/504 - 560/504 = 54 - 560/504 = -506/504 - After reducing the fraction, the answer is -253/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/56-20/18 6/56-40/18 6/56-20/36 18/56-20/18 6/56-60/18 6/56-20/54 30/56-20/18 6/56-20/90 42/56-20/18