Subtract 28/10 from 4/12
1st number: 4/12, 2nd number: 2 8/10
4/12 - 28/10 is -37/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 10 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
4/12 = 4 × 5/12 × 5 = 20/60 - Likewise, for the 2nd fraction, since 10 × 6 = 60,
28/10 = 28 × 6/10 × 6 = 168/60 - Subtract the two like fractions:
20/60 - 168/60 = 20 - 168/60 = -148/60 - After reducing the fraction, the answer is -37/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12-28/10 4/12-56/10 4/24-28/10 4/12-28/20 4/12-84/10 4/36-28/10 4/12-28/30 20/12-28/10 4/60-28/10 4/12-28/50 28/12-28/10 4/84-28/10 4/12-28/70