Subtract 2/20 from 10/12
10/12 - 2/20 is 11/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
10/12 = 10 × 5/12 × 5 = 50/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
2/20 = 2 × 3/20 × 3 = 6/60 - Subtract the two like fractions:
50/60 - 6/60 = 50 - 6/60 = 44/60 - After reducing the fraction, the answer is 11/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/12-2/20 10/12-4/20 10/24-2/20 10/12-2/40 30/12-2/20 10/12-6/20 10/36-2/20 10/12-2/60 50/12-2/20 10/12-10/20 10/60-2/20 70/12-2/20 10/12-14/20 10/84-2/20