Answer:
7 3/5
Step-by-step explanation:
The LCD here is 10; 10 is evenly divisible by 2 and 5.
Rewriting the mixed numbers, we get:
3 2/10 + 2 5/10 + 2 6/10, and so the sum is:
2 + 2 + 2
3 + 2 + 2 + --------------------- = 7 6/10, or, after reduction, 7 3/5
10
