Subtract 30/54 from 45/6
1st number: 7 3/6, 2nd number: 30/54
45/6 - 30/54 is 125/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 6 × 9 = 54,
45/6 = 45 × 9/6 × 9 = 405/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
30/54 = 30 × 1/54 × 1 = 30/54 - Subtract the two like fractions:
405/54 - 30/54 = 405 - 30/54 = 375/54 - After reducing the fraction, the answer is 125/18
- In mixed form: 617/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/6-30/54 45/6-60/54 45/12-30/54 45/6-90/54 45/18-30/54 45/30-30/54 45/42-30/54