Add 6/15 and 98/70
1st number: 6/15, 2nd number: 1 28/70
6/15 + 98/70 is 9/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
6/15 = 6 × 14/15 × 14 = 84/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
98/70 = 98 × 3/70 × 3 = 294/210 - Add the two like fractions:
84/210 + 294/210 = 84 + 294/210 = 378/210 - 378/210 simplified gives 9/5
- So, 6/15 + 98/70 = 9/5
In mixed form: 14/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/15+98/70 6/30+98/70 18/15+98/70 6/45+98/70 30/15+98/70 6/75+98/70 42/15+98/70