The purchases ledger control account for a business shows a closing balance of ＄7640.

The following items were then discovered.

1- A purchase invoice for ＄250 had been entered in the purchases ledger but not in the purchases journal.

2- A sales ledger contra of ＄630 had not been entered.

3- A supplier’s account with a debit balance of ＄70 had been omitted from the control account.

4- Returns inwards of ＄540 had been entered on the debit side of the control account.

What was the credit balance to carry down after adjusting for these items?