Add 20/15 and 9/98
1st number: 1 5/15, 2nd number: 9/98
20/15 + 9/98 is 419/294.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 98 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 15 × 98 = 1470,
20/15 = 20 × 98/15 × 98 = 1960/1470 - Likewise, for the 2nd fraction, since 98 × 15 = 1470,
9/98 = 9 × 15/98 × 15 = 135/1470 - Add the two like fractions:
1960/1470 + 135/1470 = 1960 + 135/1470 = 2095/1470 - 2095/1470 simplified gives 419/294
- So, 20/15 + 9/98 = 419/294
In mixed form: 1125/294
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/15+9/98 20/15+18/98 20/30+9/98 60/15+9/98 20/15+27/98 20/45+9/98 20/15+45/98 20/75+9/98 20/15+63/98