Subtract 56/30 from 20/9
1st number: 2 2/9, 2nd number: 1 26/30
20/9 - 56/30 is 16/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
20/9 = 20 × 10/9 × 10 = 200/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
56/30 = 56 × 3/30 × 3 = 168/90 - Subtract the two like fractions:
200/90 - 168/90 = 200 - 168/90 = 32/90 - After reducing the fraction, the answer is 16/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/9-56/30 20/18-56/30 20/9-56/60 60/9-56/30 20/27-56/30 20/9-56/90 20/45-56/30 20/63-56/30