Subtract 15/54 from 90/6
1st number: 15 0/6, 2nd number: 15/54
90/6 - 15/54 is 265/18.
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,
90/6 = 90 × 9/6 × 9 = 810/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
15/54 = 15 × 1/54 × 1 = 15/54 - Subtract the two like fractions:
810/54 - 15/54 = 810 - 15/54 = 795/54 - After reducing the fraction, the answer is 265/18
- In mixed form: 1413/18
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 90/12-15/54 90/6-45/54 90/18-15/54 90/6-75/54 90/30-15/54 90/42-15/54