4 1/5 + 3 1/10 = 7 3/10
4 + 1/5 + 3 + 1/10
4 + 3 = 7
1/5 + 1/10 = ?
We need to find the least common denominator
The least common denominator for 5 and 10 is 10, because 10 and 5 go into that evenly.
2/10 + 1/10 = 3/10
7 + 3/10 = 7 3/10
I hope this helps, and good luck
-DJ-
