Subtract 3/28 from 20/6
1st number: 3 2/6, 2nd number: 3/28
20/6 - 3/28 is 271/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 6 × 14 = 84,
20/6 = 20 × 14/6 × 14 = 280/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
3/28 = 3 × 3/28 × 3 = 9/84 - Subtract the two like fractions:
280/84 - 9/84 = 280 - 9/84 = 271/84 - In mixed form: 319/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/6-3/28 20/6-6/28 20/12-3/28 20/6-3/56 60/6-3/28 20/6-9/28 20/18-3/28 20/6-3/84 20/6-15/28 20/30-3/28 20/6-21/28 20/42-3/28