Write the following a+bi form

i(3.14-3i)

Please help.
I believe that the answer is 3.14i-3i, which would be (3.13*-1)-3*-1.
however this was incorrect please tell me where I went wrong

expand it

3.14 i - 3i^2, but i^2 = -1
= 3.14 i + 3

or in the form a+bi

3 + 3.14 i