Subtract 35/21 from 98/18
1st number: 5 8/18, 2nd number: 1 14/21
98/18 - 35/21 is 34/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 21 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
98/18 = 98 × 7/18 × 7 = 686/126 - Likewise, for the 2nd fraction, since 21 × 6 = 126,
35/21 = 35 × 6/21 × 6 = 210/126 - Subtract the two like fractions:
686/126 - 210/126 = 686 - 210/126 = 476/126 - After reducing the fraction, the answer is 34/9
- In mixed form: 37/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/18-70/21 98/36-35/21 98/18-35/42 98/54-35/21 98/18-35/63 98/90-35/21