Subtract 3/14 from 98/21
1st number: 4 14/21, 2nd number: 3/14
98/21 - 3/14 is 187/42.
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,
98/21 = 98 × 2/21 × 2 = 196/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
3/14 = 3 × 3/14 × 3 = 9/42 - Subtract the two like fractions:
196/42 - 9/42 = 196 - 9/42 = 187/42 - In mixed form: 419/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/21-6/14 98/42-3/14 98/21-3/28 98/21-9/14 98/63-3/14 98/21-3/42 98/21-15/14 98/21-3/70 98/21-21/14 98/21-3/98