Subtract 10/54 from 30/8
1st number: 3 6/8, 2nd number: 10/54
30/8 - 10/54 is 385/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 8 × 27 = 216,
30/8 = 30 × 27/8 × 27 = 810/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
10/54 = 10 × 4/54 × 4 = 40/216 - Subtract the two like fractions:
810/216 - 40/216 = 810 - 40/216 = 770/216 - After reducing the fraction, the answer is 385/108
- In mixed form: 361/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/8-10/54 30/8-20/54 30/16-10/54 90/8-10/54 30/8-30/54 30/24-10/54 30/8-50/54 30/40-10/54 30/8-70/54 30/56-10/54