how do you calculate cash flow from investing activities 
consider a hypothetical example of google s net annual cash flow from investing activities for the year the company spent 30 billion on capital expenditures of which the majority were fixed assets along with this it purchased 5 billion in investments and spent 1 billion on acquisitions the company also realized a positive inflow of 3 billion from the sale of investments to calculate the cash flow from investing activities the sum of these items would be added together to arrive at the annual figure of 33 billion 