Add 20/98 and 15/7
1st number: 20/98, 2nd number: 2 1/7
20/98 + 15/7 is 115/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 7 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 98 × 1 = 98,
20/98 = 20 × 1/98 × 1 = 20/98 - Likewise, for the 2nd fraction, since 7 × 14 = 98,
15/7 = 15 × 14/7 × 14 = 210/98 - Add the two like fractions:
20/98 + 210/98 = 20 + 210/98 = 230/98 - 230/98 simplified gives 115/49
- So, 20/98 + 15/7 = 115/49
In mixed form: 217/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/98+15/7 20/98+30/7 20/98+15/14 60/98+15/7 20/98+45/7 20/98+15/21 20/98+75/7 20/98+15/35 20/98+15/49