The financial statements of Simon Co. include the following items (amounts in thousands):
Income Statement 2011 For the Year Ended December 31,
Net income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $420
Depreciation and amortization expense . . . . . . . . . . . . . . . . . . . . . . . 320
At December 31
Balance Sheets 2011 2010
Accounts receivable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $125 $170
Inventory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170 150
Accounts payable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 90
Income taxes payable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 15

Required:
a. Calculate the net cash flow provided by operations for Simon Co. for the year ended December 31, 2011.
b. Explain why net income is different from the net cash provided by operations.