Subtract 36/14 from 21/6
1st number: 3 3/6, 2nd number: 2 8/14
21/6 - 36/14 is 13/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
21/6 = 21 × 7/6 × 7 = 147/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
36/14 = 36 × 3/14 × 3 = 108/42 - Subtract the two like fractions:
147/42 - 108/42 = 147 - 108/42 = 39/42 - After reducing the fraction, the answer is 13/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/6-36/14 21/6-72/14 21/12-36/14 21/6-36/28 63/6-36/14 21/18-36/14 21/6-36/42 21/30-36/14 21/6-36/70 21/42-36/14 21/6-36/98