Question

2 and a half plus 2 and a half

Answer 1

5

Explanation:

Using fractions:

`2(1)/(2)` =
`(5)/(2)`

`(5)/(2)` +
`(5)/(2)` =
`(10)/(2)`

`(10)/(2)` = 5

Using decimals:

`2(1)/(2)` = 2.5

2.5 + 2.5 = 5