Subtract 5/54 from 20/3
1st number: 6 2/3, 2nd number: 5/54
20/3 - 5/54 is 355/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 3 × 18 = 54,
20/3 = 20 × 18/3 × 18 = 360/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
5/54 = 5 × 1/54 × 1 = 5/54 - Subtract the two like fractions:
360/54 - 5/54 = 360 - 5/54 = 355/54 - In mixed form: 631/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/3-5/54 20/3-10/54 20/6-5/54 60/3-5/54 20/3-15/54 20/9-5/54 20/3-25/54 20/15-5/54 20/3-35/54 20/21-5/54