Subtract 36/6 from 27/42
1st number: 27/42, 2nd number: 6 0/6
27/42 - 36/6 is -75/14.
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,
27/42 = 27 × 1/42 × 1 = 27/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
36/6 = 36 × 7/6 × 7 = 252/42 - Subtract the two like fractions:
27/42 - 252/42 = 27 - 252/42 = -225/42 - After reducing the fraction, the answer is -75/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/42-36/6 27/42-72/6 27/84-36/6 27/42-36/12 81/42-36/6 27/42-36/18 27/42-36/30 27/42-36/42