Subtract 48/18 from 81/3
1st number: 27 0/3, 2nd number: 2 12/18
81/3 - 48/18 is 73/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 3 × 6 = 18,
81/3 = 81 × 6/3 × 6 = 486/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
48/18 = 48 × 1/18 × 1 = 48/18 - Subtract the two like fractions:
486/18 - 48/18 = 486 - 48/18 = 438/18 - After reducing the fraction, the answer is 73/3
- In mixed form: 241/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/3-96/18 81/6-48/18 81/3-48/36 81/9-48/18 81/3-48/54 81/15-48/18 81/3-48/90 81/21-48/18