Subtract 8/14 from 35/21
1st number: 1 14/21, 2nd number: 8/14
35/21 - 8/14 is 23/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 21 × 2 = 42,
35/21 = 35 × 2/21 × 2 = 70/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
8/14 = 8 × 3/14 × 3 = 24/42 - Subtract the two like fractions:
70/42 - 24/42 = 70 - 24/42 = 46/42 - After reducing the fraction, the answer is 23/21
- In mixed form: 12/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/21-8/14 35/21-16/14 35/42-8/14 35/21-8/28 35/21-24/14 35/63-8/14 35/21-8/42 35/21-40/14 35/21-8/70 35/21-56/14 35/21-8/98