Subtract 42/48 from 56/12
1st number: 4 8/12, 2nd number: 42/48
56/12 - 42/48 is 91/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 12 × 4 = 48,
56/12 = 56 × 4/12 × 4 = 224/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
42/48 = 42 × 1/48 × 1 = 42/48 - Subtract the two like fractions:
224/48 - 42/48 = 224 - 42/48 = 182/48 - After reducing the fraction, the answer is 91/24
- In mixed form: 319/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/12-84/48 56/24-42/48 56/12-42/96 56/36-42/48 56/60-42/48 56/84-42/48