Subtract 18/56 from 42/3
1st number: 14 0/3, 2nd number: 18/56
42/3 - 18/56 is 383/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 3 × 56 = 168,
42/3 = 42 × 56/3 × 56 = 2352/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
18/56 = 18 × 3/56 × 3 = 54/168 - Subtract the two like fractions:
2352/168 - 54/168 = 2352 - 54/168 = 2298/168 - After reducing the fraction, the answer is 383/28
- In mixed form: 1319/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/3-18/56 42/3-36/56 42/6-18/56 42/3-54/56 42/9-18/56 42/3-90/56 42/15-18/56 42/21-18/56