Question

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Answer 1

Don't copy-paste your questions next time or you will get a warning.
We will not give you answers, but give you helpful guides that walk you through the problem.
Think about what the question is actually asking! You are given a starting amount of a bank balance, and the problem gives you multiple instances of whether a deduction or addition is made to it.

Try to apply your addition and subtraction knowledge to work through the problem. What is the final answer?