Subtract 7/56 from 42/4
1st number: 10 2/4, 2nd number: 7/56
42/4 - 7/56 is 83/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 4 × 14 = 56,
42/4 = 42 × 14/4 × 14 = 588/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
7/56 = 7 × 1/56 × 1 = 7/56 - Subtract the two like fractions:
588/56 - 7/56 = 588 - 7/56 = 581/56 - After reducing the fraction, the answer is 83/8
- In mixed form: 103/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4-7/56 42/4-14/56 42/8-7/56 42/4-21/56 42/12-7/56 42/4-35/56 42/20-7/56 42/4-49/56 42/28-7/56