Subtract 10/18 from 81/6
1st number: 13 3/6, 2nd number: 10/18
81/6 - 10/18 is 233/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,
81/6 = 81 × 3/6 × 3 = 243/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
10/18 = 10 × 1/18 × 1 = 10/18 - Subtract the two like fractions:
243/18 - 10/18 = 243 - 10/18 = 233/18 - In mixed form: 1217/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/6-20/18 81/12-10/18 81/6-10/36 81/6-30/18 81/18-10/18 81/6-10/54 81/6-50/18 81/30-10/18 81/6-10/90 81/6-70/18 81/42-10/18