Subtract 25/6 from 21/14
1st number: 1 7/14, 2nd number: 4 1/6
21/14 - 25/6 is -8/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
21/14 = 21 × 3/14 × 3 = 63/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
25/6 = 25 × 7/6 × 7 = 175/42 - Subtract the two like fractions:
63/42 - 175/42 = 63 - 175/42 = -112/42 - After reducing the fraction, the answer is -8/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/14-25/6 21/14-50/6 21/28-25/6 21/14-25/12 63/14-25/6 21/14-75/6 21/42-25/6 21/14-25/18 21/70-25/6 21/14-25/30 21/98-25/6 21/14-25/42