Subtract 36/3 from 3/42
1st number: 3/42, 2nd number: 12 0/3
3/42 - 36/3 is -167/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 3 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
3/42 = 3 × 1/42 × 1 = 3/42 - Likewise, for the 2nd fraction, since 3 × 14 = 42,
36/3 = 36 × 14/3 × 14 = 504/42 - Subtract the two like fractions:
3/42 - 504/42 = 3 - 504/42 = -501/42 - After reducing the fraction, the answer is -167/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/42-36/3 3/42-72/3 3/84-36/3 3/42-36/6 9/42-36/3 3/42-36/9 15/42-36/3 3/42-36/15 21/42-36/3 3/42-36/21