Using the following balance sheets of Mimi's Gymnastics Inc., what is the net operating working capital (NOWC) for 2020?

Mimi's Gymnastics Inc.: Balance Sheets as of December 31
(Millions of Dollars)
		2020
Assets
Cash	$	160
Short-term investments		170
Accounts receivable		1,200
Inventories		600
Total current assets	$	2,130
Net plant and equipment		2,500
Total assets	$	4,630
Liabilities and Equity
Accounts payable	$	800
Accruals		300
Notes payable		170
Total current liabilities	$	1,270
Long-term debt		700
Total liabilities	$	1,970
Common stock		2,500
Retained earnings		160
Total common equity	$	2,660
Total liabilities and equity	$	4,630

Enter your answer in millions. For example, an answer of $1 million should be entered as 1, not 1,000,000. Round your answer to the nearest whole number.

$ million?