Subtract 18/54 from 8/3
1st number: 2 2/3, 2nd number: 18/54
8/3 - 18/54 is 7/3.
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,
8/3 = 8 × 18/3 × 18 = 144/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
18/54 = 18 × 1/54 × 1 = 18/54 - Subtract the two like fractions:
144/54 - 18/54 = 144 - 18/54 = 126/54 - After reducing the fraction, the answer is 7/3
- In mixed form: 21/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/3-18/54 8/3-36/54 8/6-18/54 24/3-18/54 8/9-18/54 40/3-18/54 8/3-90/54 8/15-18/54 56/3-18/54 8/21-18/54