Subtract 3/56 from 42/24
1st number: 1 18/24, 2nd number: 3/56
42/24 - 3/56 is 95/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
42/24 = 42 × 7/24 × 7 = 294/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
3/56 = 3 × 3/56 × 3 = 9/168 - Subtract the two like fractions:
294/168 - 9/168 = 294 - 9/168 = 285/168 - After reducing the fraction, the answer is 95/56
- In mixed form: 139/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/24-3/56 42/24-6/56 42/48-3/56 42/24-9/56 42/72-3/56 42/24-15/56 42/24-21/56