Analyzing Amazon

Calculate free cash flow for Amazon for the current and prior years.

$ in Millions	Current Year	Prior Year
Current assets	$31,327	$24, 625
Total assets	54,505	40,159
Current liabilities	28,089	22,980
Total liabilities	43,764	30,413
Cash provided by operations	6,842	5,475
Capital expeditures	4,893	3,444
Dividends paid	--	--
Net income (loss)	(241)	274
Sales	88,988	74,452

Calculate free cash flow for Amazon for the current and prior years.