Subtract 12/42 from 49/6
1st number: 8 1/6, 2nd number: 12/42
49/6 - 12/42 is 331/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
49/6 = 49 × 7/6 × 7 = 343/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
12/42 = 12 × 1/42 × 1 = 12/42 - Subtract the two like fractions:
343/42 - 12/42 = 343 - 12/42 = 331/42 - In mixed form: 737/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/6-12/42 49/6-24/42 49/12-12/42 49/6-12/84 49/6-36/42 49/18-12/42 49/6-60/42 49/30-12/42 49/6-84/42 49/42-12/42