Answer:
$650,600
Step-by-step explanation:
Stockholders’ equity as at December 31, 2019
Common stock and Additional paid in capital $106,000
Retained earnings {642000+46200-31800] $656,400
Less: Treasury stock [82000+8400] $90,400
Accumulated other comprehensive income ($21,400)
(loss) [(25000)+3600]
Stockholders’ equity $650.600