Question

Use the properties and mental math to find the sum 8 1/5 + 3 2/5 + 5 4/5

Answer 1

`8(1)/(5) + 3(2)/(5) +5(4)/(5)`

`8 + 3 + 5 = 16 \\(1)/(5) + (2)/(5) +(4)/(5) = (7)/(5) = 1(2)/(5)`

16 + 1 = 17
`<strong>(2)/(5)`

17.4

Answer 2

The answer is 17 2/5

Explanation:

To find this, first add all the fractions together.

1/5 + 2/5 + 4/5 = 1 2/5

Now add all the whole numbers together.

8 + 3 + 5 = 16

Now add the two together.

16 + 1 2/5 = 17 2/5