The December 31, 2018, balance sheet of Justin's Golf Shop, Inc., showed current assets of $1,045 and current liabilities of $885. The December 31, 2019, balance sheet showed current assets of $1,260 and current liabilities of $935. What was the company's 2019 change in net working capital, or NWC? (Do not round intermediate calculations and round your answer to the nearest whole number, e.g., 32.) Change in net working capital $ 55 Benson, Inc., has sales of $45,180, costs of $14,460, depreciation expense of $3,310, and interest expense of $2,420. The tax rate is 24 percent. What is the operating cash flow, or OCF? (Do not round intermediate calculations and round your answer to the nearest whole number, e.g., 32.) Operating cash flow $ 24,142 Sidewinder, Inc., has sales of $674,000, costs of $338,000, depreciation expense of $83,000, interest expense of $48,000, and a tax rate of 25 percent. The firm paid out $78,000 in cash dividends. What is the addition to retained earnings? (Do not round intermediate calculations and round your answer to the nearest whole number, e.g., 32.) Addition to retained earnings $