Subtract 20/9 from 35/54
1st number: 35/54, 2nd number: 2 2/9
35/54 - 20/9 is -85/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 9 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
35/54 = 35 × 1/54 × 1 = 35/54 - Likewise, for the 2nd fraction, since 9 × 6 = 54,
20/9 = 20 × 6/9 × 6 = 120/54 - Subtract the two like fractions:
35/54 - 120/54 = 35 - 120/54 = -85/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/54-20/9 35/54-40/9 35/54-20/18 35/54-60/9 35/54-20/27 35/54-20/45 35/54-20/63