Subtract 6/42 from 49/4
1st number: 12 1/4, 2nd number: 6/42
49/4 - 6/42 is 339/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
49/4 = 49 × 21/4 × 21 = 1029/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
6/42 = 6 × 2/42 × 2 = 12/84 - Subtract the two like fractions:
1029/84 - 12/84 = 1029 - 12/84 = 1017/84 - After reducing the fraction, the answer is 339/28
- In mixed form: 123/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/4-6/42 49/4-12/42 49/8-6/42 49/4-6/84 49/4-18/42 49/12-6/42 49/4-30/42 49/20-6/42 49/28-6/42