A company year end balance in accounts receivable is 2,000,000. The allownance for uncollectible accounts had a beginning at $30,000.

A company year end balance in accounts receivable is 2,000,000. The allownance for uncollectible accounts had a beginning at $30,000. Accounts receibalbe at the end of year indicates allownace of $38,000. If bad debts expense for year $40,000, what wast the amount of bad debts written off during the year?