Subtract 5/18 from 56/7
1st number: 8 0/7, 2nd number: 5/18
56/7 - 5/18 is 139/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 7 × 18 = 126,
56/7 = 56 × 18/7 × 18 = 1008/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
5/18 = 5 × 7/18 × 7 = 35/126 - Subtract the two like fractions:
1008/126 - 35/126 = 1008 - 35/126 = 973/126 - After reducing the fraction, the answer is 139/18
- In mixed form: 713/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/7-10/18 56/14-5/18 56/7-5/36 56/7-15/18 56/21-5/18 56/7-5/54 56/7-25/18 56/35-5/18 56/7-5/90 56/7-35/18 56/49-5/18