what did i do wrong?

Balance Sheet	2010
Cash and marketable securities	$530
Accounts receivable	5,960
Inventories	9,500
Current assets	$15,990
Net property plant and equipment	16,960
Total assets	$32,950
Accounts payable	$7,240
Short-term debt	6,770
Current liabilities	$14,010
Long-term liabilities	7,020
Total liabilities	$21,030
Total owners' equity	11,920
Total liabilities and owners' equity	$32,950