Subtract 10/24 from 98/21
1st number: 4 14/21, 2nd number: 10/24
98/21 - 10/24 is 17/4.
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,
98/21 = 98 × 8/21 × 8 = 784/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
10/24 = 10 × 7/24 × 7 = 70/168 - Subtract the two like fractions:
784/168 - 70/168 = 784 - 70/168 = 714/168 - After reducing the fraction, the answer is 17/4
- In mixed form: 41/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/21-20/24 98/42-10/24 98/21-10/48 98/21-30/24 98/63-10/24 98/21-10/72 98/21-50/24 98/21-70/24