Subtract 56/6 from 16/42
1st number: 16/42, 2nd number: 9 2/6
16/42 - 56/6 is -188/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
16/42 = 16 × 1/42 × 1 = 16/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
56/6 = 56 × 7/6 × 7 = 392/42 - Subtract the two like fractions:
16/42 - 392/42 = 16 - 392/42 = -376/42 - After reducing the fraction, the answer is -188/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/42-56/6 16/84-56/6 16/42-56/12 48/42-56/6 16/42-56/18 80/42-56/6 16/42-56/30 16/42-56/42