Subtract 90/20 from 98/6
1st number: 16 2/6, 2nd number: 4 10/20
98/6 - 90/20 is 71/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 6 × 10 = 60,
98/6 = 98 × 10/6 × 10 = 980/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
90/20 = 90 × 3/20 × 3 = 270/60 - Subtract the two like fractions:
980/60 - 270/60 = 980 - 270/60 = 710/60 - After reducing the fraction, the answer is 71/6
- In mixed form: 115/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/12-90/20 98/6-90/40 98/18-90/20 98/6-90/60 98/30-90/20 98/42-90/20