Subtract 7/20 from 98/7
1st number: 14 0/7, 2nd number: 7/20
98/7 - 7/20 is 273/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 7 × 20 = 140,
98/7 = 98 × 20/7 × 20 = 1960/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
7/20 = 7 × 7/20 × 7 = 49/140 - Subtract the two like fractions:
1960/140 - 49/140 = 1960 - 49/140 = 1911/140 - After reducing the fraction, the answer is 273/20
- In mixed form: 1313/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/7-14/20 98/14-7/20 98/7-7/40 98/7-21/20 98/21-7/20 98/7-7/60 98/7-35/20 98/35-7/20 98/7-49/20 98/49-7/20