Subtract 8/24 from 35/21
1st number: 1 14/21, 2nd number: 8/24
35/21 - 8/24 is 4/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 21 × 8 = 168,
35/21 = 35 × 8/21 × 8 = 280/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
8/24 = 8 × 7/24 × 7 = 56/168 - Subtract the two like fractions:
280/168 - 56/168 = 280 - 56/168 = 224/168 - After reducing the fraction, the answer is 4/3
- In mixed form: 11/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/21-8/24 35/21-16/24 35/42-8/24 35/21-8/48 35/63-8/24 35/21-8/72 35/21-40/24 35/21-56/24