Subtract 42/24 from 49/12
1st number: 4 1/12, 2nd number: 1 18/24
49/12 - 42/24 is 7/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 12 × 2 = 24,
49/12 = 49 × 2/12 × 2 = 98/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
42/24 = 42 × 1/24 × 1 = 42/24 - Subtract the two like fractions:
98/24 - 42/24 = 98 - 42/24 = 56/24 - After reducing the fraction, the answer is 7/3
- In mixed form: 21/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/12-42/24 49/12-84/24 49/24-42/24 49/12-42/48 49/36-42/24 49/12-42/72 49/60-42/24 49/84-42/24