Subtract 18/6 from 35/42
1st number: 35/42, 2nd number: 3 0/6
35/42 - 18/6 is -13/6.
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,
18/6 = 18 × 7/6 × 7 = 126/42 - Subtract the two like fractions:
35/42 - 126/42 = 35 - 126/42 = -91/42 - After reducing the fraction, the answer is -13/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/42-18/6 35/42-36/6 35/84-18/6 35/42-18/12 35/42-54/6 35/42-90/6 35/42-18/30 35/42-18/42