I need help solving FCFE and Cash Flow per Share. See below and advise.

All in MM$.$

Exploration Expense: $-12\mathrm{.}8$

Asset Retirement Obligation Accretion: $-6\mathrm{.}0$

Depreciation, Depletion and Amortization: $-378\mathrm{.}9$

Working Capital $($Increase$)/$ Decrease: $(30\mathrm{.}0)$

Capital Expenditures: $156\mathrm{.}1$

Net Debt: $-11\mathrm{.}0$

Number of Shares Outstanding: $251$