Subtract 30/54 from 80/6
1st number: 13 2/6, 2nd number: 30/54
80/6 - 30/54 is 115/9.
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,
80/6 = 80 × 9/6 × 9 = 720/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
30/54 = 30 × 1/54 × 1 = 30/54 - Subtract the two like fractions:
720/54 - 30/54 = 720 - 30/54 = 690/54 - After reducing the fraction, the answer is 115/9
- In mixed form: 127/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/6-60/54 80/12-30/54 80/6-90/54 80/18-30/54 80/30-30/54 80/42-30/54