The following income statement and additional year-end information is provided.

SONAD COMPANY Income Statement For Year Ended December 31
Sales				$	1,680,000
Cost of goods sold					823,200
Gross profit					856,800
Operating expenses
Salaries expense	$	230,160
Depreciation expense		40,320
Rent expense		45,360
Amortization expensesPatents		5,040
Utilities expense		18,480			339,360
					517,440
Gain on sale of equipment					6,720
Net income				$	524,160

Accounts receivable	$	36,750		increase		Accounts payable	$	9,225		decrease
Inventory		29,600		increase		Salaries payable		3,600		decrease

Prepare the operating activities section of the statement of cash flows using the indirect method. (Amounts to be deducted should be indicated with a minus sign.)