Subtract 40/5 from 56/9
1st number: 6 2/9, 2nd number: 8 0/5
56/9 - 40/5 is -16/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 5 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
56/9 = 56 × 5/9 × 5 = 280/45 - Likewise, for the 2nd fraction, since 5 × 9 = 45,
40/5 = 40 × 9/5 × 9 = 360/45 - Subtract the two like fractions:
280/45 - 360/45 = 280 - 360/45 = -80/45 - After reducing the fraction, the answer is -16/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/9-80/5 56/18-40/5 56/9-40/10 56/27-40/5 56/9-40/15 56/45-40/5 56/9-40/25 56/63-40/5 56/9-40/35