Question

How did you do this.(change the voice)

Answer 1

I think it shud b
-How was that done by you

Answer 2

$\bold{HEY\:\: MATE!!}$

YOUR ANSWER...

In passive voice:

How was that done by you?

Reason:

In active voice, the sentence structure is⬇️

S+V+O

In passive voice, the sentence structure is⬇️

O+V+S

HOPE IT HELPS!!