Subtract 40/42 from 56/6
1st number: 9 2/6, 2nd number: 40/42
56/6 - 40/42 is 176/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
56/6 = 56 × 7/6 × 7 = 392/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
40/42 = 40 × 1/42 × 1 = 40/42 - Subtract the two like fractions:
392/42 - 40/42 = 392 - 40/42 = 352/42 - After reducing the fraction, the answer is 176/21
- In mixed form: 88/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/6-80/42 56/12-40/42 56/6-40/84 56/18-40/42 56/30-40/42 56/42-40/42