Subtract 1/6 from 81/4
1st number: 20 1/4, 2nd number: 1/6
81/4 - 1/6 is 241/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 6 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 4 × 3 = 12,
81/4 = 81 × 3/4 × 3 = 243/12 - Likewise, for the 2nd fraction, since 6 × 2 = 12,
1/6 = 1 × 2/6 × 2 = 2/12 - Subtract the two like fractions:
243/12 - 2/12 = 243 - 2/12 = 241/12 - In mixed form: 201/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/4-2/6 81/8-1/6 81/4-1/12 81/4-3/6 81/12-1/6 81/4-1/18 81/4-5/6 81/20-1/6 81/4-1/30 81/4-7/6 81/28-1/6 81/4-1/42