Subtract 40/9 from 56/8
1st number: 7 0/8, 2nd number: 4 4/9
56/8 - 40/9 is 23/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
56/8 = 56 × 9/8 × 9 = 504/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
40/9 = 40 × 8/9 × 8 = 320/72 - Subtract the two like fractions:
504/72 - 320/72 = 504 - 320/72 = 184/72 - After reducing the fraction, the answer is 23/9
- In mixed form: 25/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/8-80/9 56/16-40/9 56/8-40/18 56/24-40/9 56/8-40/27 56/40-40/9 56/8-40/45 56/8-40/63