The cash account shows a balance of £45,000 before reconciliation. The bank statement does not include a deposit of £2,300 made on the last day of the month. The bank statement shows a collection by the bank of £940 and a customer’s check for £320 was returned because it was NSF. A customer’s check for £450 was recorded on the books as £540, and a check written for £79 was recorded as £97. How much is the correct balance in the cash account?