get it wrong

get (something) wrong

To do, understand, or answer something inaccurately and/or incorrectly. I sure didn't ace the exam, but I hope I didn't get too many wrong. Take your time—you'll just end up making more work for yourself if you get it wrong the first time. That electrician got the wiring wrong, and now nothing in the house will turn on!
See also: get, wrong

get it wrong

to misunderstand someone or something. Oh, Otto, you've got it wrong again! Why do you have to get it wrong every time?
See also: get, wrong