Question

2/5 + 1/10= In simplest form
A. 3/15
B. 5/10
C. 1/4
D. 1/2

Answer 1

1/2

Explanation:

2/5 + 1/10

Get a common denominator of 10

2/5 * 2/2 + 1/10

4/10 + 1/10

5/10

simplify

Divide the top and bottom by 5

1/2

Answer 2

`(1)/(2)`

Answer D is correct

Explanation:

`(2)/(5) + (1)/(10) \\ (2 * 2)/(5 * 2) + (1)/(10) \\ (4)/(10) + (1)/(10) \\ (5)/(10) \\ (5 / 5)/(10 / 5) \\ = (1)/(2)`