Subtract 21/24 from 98/42
1st number: 2 14/42, 2nd number: 21/24
98/42 - 21/24 is 35/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
98/42 = 98 × 4/42 × 4 = 392/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
21/24 = 21 × 7/24 × 7 = 147/168 - Subtract the two like fractions:
392/168 - 147/168 = 392 - 147/168 = 245/168 - After reducing the fraction, the answer is 35/24
- In mixed form: 111/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/42-42/24 98/84-21/24 98/42-21/48 98/42-63/24 98/42-21/72