Balance Sheet You are evaluating the balance sheet for Campus Corporation. From the balance sheet you find the following balances: Cash and marketable securities $=$ $$396,000,$ Accounts receivable $=$ $$196,000,$ Inventory $=$ $$96,000,$ Accrued wages and taxes $=$ $$10,400,$ Accounts payable $=$ $$304,000,$ and Notes payable $=$ $$604,000.$ What is Campus's net working capital?