What is the bad debt expense for the year 2020?

3 Ace Company prepared an aging of its accounts receivable at December 31, 2020 and determined that the net Balance in the allowance for bad debts hould be $98,000. Other facts: Allowance for bad debts on 1/1/2020 credit balance 90,000 Accounts written off as uncollectible during 2020 80,000 Bad debt expense recoded prior to year end 100,000 Accounts Receivable at 12/31/2020 898,000 Uncollectible accounts recovered during 2020 5,000