Add 80/6 and 28/70
1st number: 13 2/6, 2nd number: 28/70
80/6 + 28/70 is 206/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 6 × 35 = 210,
80/6 = 80 × 35/6 × 35 = 2800/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
28/70 = 28 × 3/70 × 3 = 84/210 - Add the two like fractions:
2800/210 + 84/210 = 2800 + 84/210 = 2884/210 - 2884/210 simplified gives 206/15
- So, 80/6 + 28/70 = 206/15
In mixed form: 1311/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/6+56/70 80/12+28/70 80/6+84/70 80/18+28/70 80/30+28/70 80/42+28/70