Question

What is 2 1/4 ÷ 1/2=​

Answer 1

`(9)/(2)`

Explanation:

`2 (1)/(4) / (1)/(2)`

`(9)/(4) / (1)/(2) = (9)/(4) * 2`

`= (9)/(2)`

Answer 2

Explanation:

Convert mixed fraction to improper fraction.

`2(1)/(4)` ÷
`(1)/(2)` =
`(9)/(4)` ÷
`(1)/(2)`

Now use K C F method

K - Keep the first fraction

C - Change the division operation to multiplication

F- Flip the second number

`= (9)/(4) *(2)/(1)\\\\= (9)/(2)*1\\\\= (9)/(2)\\\\= 4 (1)/(2)`