Subtract 35/3 from 42/12
1st number: 3 6/12, 2nd number: 11 2/3
42/12 - 35/3 is -49/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 3 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
42/12 = 42 × 1/12 × 1 = 42/12 - Likewise, for the 2nd fraction, since 3 × 4 = 12,
35/3 = 35 × 4/3 × 4 = 140/12 - Subtract the two like fractions:
42/12 - 140/12 = 42 - 140/12 = -98/12 - After reducing the fraction, the answer is -49/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/12-35/3 42/12-70/3 42/24-35/3 42/12-35/6 42/36-35/3 42/12-35/9 42/60-35/3 42/12-35/15 42/84-35/3 42/12-35/21