From the given Extract of the Balance sheet find the Net Change in Working Capital. AMAZON.COM, INC. CONSOLIDATED BALANCE SHEETS (in millions, except per share data) 2016 ASSETS Current assets Cash and cash equivalents Marketable securities Inventories Accounts receivable, net and other Total current assets Property and equipment, net Goodwill Other assets Current liabilities: Total assets LIABILITIES AND STOCKHOLDERS' EQUITY Accounts payable Accrued expenses and other Unearned revenue Total current liabilities S December 31, 19,334 S 6.647 11,461 8.330 45,781 29.114 3,784 4,723 83,402 S 25,309 S 13,739 4,768 43,816 20.322 10,464 16,047 60,197 48.866 13,350 8.897 131.310 34.616 18.170 5,097 57,883