Subtract 45/7 from 3/56
1st number: 3/56, 2nd number: 6 3/7
3/56 - 45/7 is -51/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
3/56 = 3 × 1/56 × 1 = 3/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
45/7 = 45 × 8/7 × 8 = 360/56 - Subtract the two like fractions:
3/56 - 360/56 = 3 - 360/56 = -357/56 - After reducing the fraction, the answer is -51/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/56-45/7 3/56-90/7 3/56-45/14 9/56-45/7 3/56-45/21 15/56-45/7 3/56-45/35 21/56-45/7 3/56-45/49