Subtract 3/18 from 54/4
1st number: 13 2/4, 2nd number: 3/18
54/4 - 3/18 is 40/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
54/4 = 54 × 9/4 × 9 = 486/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
3/18 = 3 × 2/18 × 2 = 6/36 - Subtract the two like fractions:
486/36 - 6/36 = 486 - 6/36 = 480/36 - After reducing the fraction, the answer is 40/3
- In mixed form: 131/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/4-6/18 54/8-3/18 54/4-3/36 54/4-9/18 54/12-3/18 54/4-3/54 54/4-15/18 54/20-3/18 54/4-3/90 54/4-21/18 54/28-3/18