Answer:
See below
Step-by-step explanation:
Bank reconciliation occurs basically when there is a difference between the bank statement balance and cash. With regards to the above, the error should be treated thus in the bank reconciliation.
Since the check written and paid by the bank is $646, while it is written in the company's book as $664 , then a book balance of $18 is added which is the difference between $664 and $646