Subtract 56/18 from 54/8
1st number: 6 6/8, 2nd number: 3 2/18
54/8 - 56/18 is 131/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
54/8 = 54 × 9/8 × 9 = 486/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
56/18 = 56 × 4/18 × 4 = 224/72 - Subtract the two like fractions:
486/72 - 224/72 = 486 - 224/72 = 262/72 - After reducing the fraction, the answer is 131/36
- In mixed form: 323/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/16-56/18 54/8-56/36 54/24-56/18 54/8-56/54 54/40-56/18 54/8-56/90 54/56-56/18