You are wrong.
1. Millions have 6 zeros, billions have 9.
2. AVZ will be at 51% ownership at best 66-76%. Not considered.
3. Other revenues outside of SP6 not considered.
4. NF stated yesterday predicted costs of $371 for SP6. 30% to rosey for my liking. You state 300.
5. USD to AUD not considered.
As a math teacher i give you a consoltion mark for showing your workings so others can see your errors in reasoning.