Subtract 7/98 from 20/5
1st number: 4 0/5, 2nd number: 7/98
20/5 - 7/98 is 55/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 5 × 98 = 490,
20/5 = 20 × 98/5 × 98 = 1960/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
7/98 = 7 × 5/98 × 5 = 35/490 - Subtract the two like fractions:
1960/490 - 35/490 = 1960 - 35/490 = 1925/490 - After reducing the fraction, the answer is 55/14
- In mixed form: 313/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/5-7/98 20/5-14/98 20/10-7/98 60/5-7/98 20/5-21/98 20/15-7/98 20/5-35/98 20/25-7/98 20/5-49/98 20/35-7/98