Subtract 42/12 from 49/3
1st number: 16 1/3, 2nd number: 3 6/12
49/3 - 42/12 is 77/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 3 × 4 = 12,
49/3 = 49 × 4/3 × 4 = 196/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
42/12 = 42 × 1/12 × 1 = 42/12 - Subtract the two like fractions:
196/12 - 42/12 = 196 - 42/12 = 154/12 - After reducing the fraction, the answer is 77/6
- In mixed form: 125/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/3-42/12 49/3-84/12 49/6-42/12 49/3-42/24 49/9-42/12 49/3-42/36 49/15-42/12 49/3-42/60 49/21-42/12 49/3-42/84