Concept:Bank reconciliation adjusts the cash book balance to obtain the bank statement balance.Explanation:Start with cash book balance: 2,970Add unpresented cheques: +3,950Less uncredited cheques: −4,178Less bank charges: −220Less direct debit: −1,0002,970+3,950−4,178−220−1,000=1,522Answer: Balance as per bank statement is $1,522.