Subtract 1/20 from 35/12
1st number: 2 11/12, 2nd number: 1/20
35/12 - 1/20 is 43/15.
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,
35/12 = 35 × 5/12 × 5 = 175/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
1/20 = 1 × 3/20 × 3 = 3/60 - Subtract the two like fractions:
175/60 - 3/60 = 175 - 3/60 = 172/60 - After reducing the fraction, the answer is 43/15
- In mixed form: 213/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/12-1/20 35/12-2/20 35/24-1/20 35/12-1/40 35/12-3/20 35/36-1/20 35/12-1/60 35/12-5/20 35/60-1/20 35/12-7/20 35/84-1/20