The $2017$ balance sheet of Kerber's Tennis Shop, Incorporated, showed long$-$term debt of $$2\mathrm{.}3$ million, and the $2018$ balance sheet showed long$-$term debt of $$4\mathrm{.}25$ million. The $2018$ income statement showed an interest expense of $$240,000.$ What was the firm's cash flow to creditors during $2018?$