Subtract 12/10 from 4/28
1st number: 4/28, 2nd number: 1 2/10
4/28 - 12/10 is -37/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 10 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
4/28 = 4 × 5/28 × 5 = 20/140 - Likewise, for the 2nd fraction, since 10 × 14 = 140,
12/10 = 12 × 14/10 × 14 = 168/140 - Subtract the two like fractions:
20/140 - 168/140 = 20 - 168/140 = -148/140 - After reducing the fraction, the answer is -37/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/28-12/10 4/28-24/10 4/56-12/10 4/28-12/20 12/28-12/10 4/28-36/10 4/84-12/10 4/28-12/30 20/28-12/10 4/28-60/10 4/28-12/50 4/28-84/10 4/28-12/70