can you please explain how you did it and provide all formulas. thank you

The 2020 balance sheet of Osaka's Tennis Shop, Incorporated, showed long-term debt of $2.25 million, and the 2021 balance sheet showed long-term debt of $2.66 million. The 2021 income statement showed an interest expense of $305,000. During 2021, Osaka's Tennis Shop, Incorporated, realized the following: Cash flow to creditors Cash flow to stockholders -$ 105,000 $209,000 Suppose you also know that the firm's net capital spending for 2021 was $1.5 million and that the firm reduced its net working capital investment by $55,000. What was the firm's 2021 operating cash flow, or OCF? (Enter your answer in dollars, not millions of dollars, e.g., 1,234,567.) Operating cash flow