I feel dumb now.
I was just saying that as a joke, your answer is correct.
Imagine a waiter saying the bill is $23.34627450980392, and the next thing you know, you're trying to cut a penny.
If the answer is in dollars, shouldn't you round the nearest hundredth?
I am not sure, but they will see the message when they are online.
You can do both.
You should message the admin from the message board.
That's why he posted it as an off-topic question.
Using your method, I still get 83.
I thought the answer was 83, but it was wrong.