has the following balance sheets: 2019 2020 Assets Cash $ 182 $ 153 Accounts receivable 911 979 Inventory 1,304 1,223 Net fixed assets 2,659 2,037 Total assets $ 5,056 $ 4,392 Liabilities and Equity Accounts payable $ 1,248 $ 1,318 Deferred taxes 103 97 Long-term debt 2,804 2,607 Stockholders' equity 901 370 Total liabilities and equity $ 5,056 $ 4,392 What is the change in net working capital