Subtract 25/12 from 20/6
1st number: 3 2/6, 2nd number: 2 1/12
20/6 - 25/12 is 5/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 6 × 2 = 12,
20/6 = 20 × 2/6 × 2 = 40/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
25/12 = 25 × 1/12 × 1 = 25/12 - Subtract the two like fractions:
40/12 - 25/12 = 40 - 25/12 = 15/12 - After reducing the fraction, the answer is 5/4
- In mixed form: 11/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/6-25/12 20/6-50/12 20/12-25/12 20/6-25/24 60/6-25/12 20/6-75/12 20/18-25/12 20/6-25/36 20/30-25/12 20/6-25/60 20/42-25/12 20/6-25/84