SOLUTION: when i do a question that has a zero at the end of it i do the formula but i always get it wrong, why?

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Question 307112: when i do a question that has a zero at the end of it i do the formula but i always get it wrong, why?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Can you give one example and show how it goes wrong?
That goes a long way to being able to help you.