Can someone help me do this step by step?

Elmdale Enterprises is deciding whether to expand its production facilities. Although long$-$term cash flows are difficult to estimate, management has projected the following cash flows for the first two years $($in millions of dollars$)$: $.$ a$.$ What are the incremental earnings for this project for years $1$ and $2?($Note: Assume any incremental cost of goods sold is included as part of operating expenses.$)$ b$.$ What are the free cash flows for this project for years $1$ and $2?$

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a$.$ What are the incremental earnings for this project for years $1$ and $2?($Note: Assume any incremental cost of goods sold is included as part of operating expenses.$)$

Calculate the incremental earnings of this project below: $($Round to one decimal place.$)$

b$.$ What are the free cash flows for this project for years $1$ and $2?$

Calculate the free cash flows of this project below: $($Round to one decimal place.$)$