Subtract 56/18 from 9/5
1st number: 1 4/5, 2nd number: 3 2/18
9/5 - 56/18 is -59/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
9/5 = 9 × 18/5 × 18 = 162/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
56/18 = 56 × 5/18 × 5 = 280/90 - Subtract the two like fractions:
162/90 - 280/90 = 162 - 280/90 = -118/90 - After reducing the fraction, the answer is -59/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/5-56/18 9/10-56/18 9/5-56/36 27/5-56/18 9/15-56/18 9/5-56/54 45/5-56/18 9/25-56/18 9/5-56/90 63/5-56/18 9/35-56/18