Subtract 35/20 from 4/12
1st number: 4/12, 2nd number: 1 15/20
4/12 - 35/20 is -17/12.
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,
4/12 = 4 × 5/12 × 5 = 20/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
35/20 = 35 × 3/20 × 3 = 105/60 - Subtract the two like fractions:
20/60 - 105/60 = 20 - 105/60 = -85/60 - After reducing the fraction, the answer is -17/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12-35/20 4/12-70/20 4/24-35/20 4/12-35/40 4/36-35/20 4/12-35/60 20/12-35/20 4/60-35/20 28/12-35/20 4/84-35/20