Add 28/15 and 98/10
1st number: 1 13/15, 2nd number: 9 8/10
28/15 + 98/10 is 35/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 15 × 2 = 30,
28/15 = 28 × 2/15 × 2 = 56/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
98/10 = 98 × 3/10 × 3 = 294/30 - Add the two like fractions:
56/30 + 294/30 = 56 + 294/30 = 350/30 - 350/30 simplified gives 35/3
- So, 28/15 + 98/10 = 35/3
In mixed form: 112/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/15+98/10 28/30+98/10 28/15+98/20 84/15+98/10 28/45+98/10 28/15+98/30 28/75+98/10 28/15+98/50 28/15+98/70