Subtract 40/6 from 35/42
1st number: 35/42, 2nd number: 6 4/6
35/42 - 40/6 is -35/6.
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,
35/42 = 35 × 1/42 × 1 = 35/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
40/6 = 40 × 7/6 × 7 = 280/42 - Subtract the two like fractions:
35/42 - 280/42 = 35 - 280/42 = -245/42 - After reducing the fraction, the answer is -35/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/42-40/6 35/42-80/6 35/84-40/6 35/42-40/12 35/42-40/18 35/42-40/30 35/42-40/42