Subtract 4/14 from 2/42
2/42 - 4/14 is -5/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
2/42 = 2 × 1/42 × 1 = 2/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
4/14 = 4 × 3/14 × 3 = 12/42 - Subtract the two like fractions:
2/42 - 12/42 = 2 - 12/42 = -10/42 - After reducing the fraction, the answer is -5/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/42-4/14 2/42-8/14 2/84-4/14 2/42-4/28 6/42-4/14 2/42-12/14 2/42-4/42 10/42-4/14 2/42-20/14 2/42-4/70 14/42-4/14 2/42-28/14 2/42-4/98