Free Cash Flow = Net income + Depreciation/Amortization  Change in Working Capital  Capital Expenditure. Operating Cash Flow = Operating Income + Depreciation  Taxes + Change in Working Capital.

How to calculate net cash flow

1
Net Cash Flow = Total Cash Inflows  Total Cash Outflows.
2
Net Cash Flow = Operating Cash Flow + Cash Flow from Financial Activities (Net) + Cash Flow from Investing Activities (Net)
3
Operating Cash Flow = Net Income + Non-Cash Expenses  Change in Working Capital.