Subtract 45/56 from 56/7
1st number: 8 0/7, 2nd number: 45/56
56/7 - 45/56 is 403/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
56/7 = 56 × 8/7 × 8 = 448/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
45/56 = 45 × 1/56 × 1 = 45/56 - Subtract the two like fractions:
448/56 - 45/56 = 448 - 45/56 = 403/56 - In mixed form: 711/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/7-90/56 56/14-45/56 56/21-45/56 56/35-45/56 56/49-45/56