SOLUTION: David cooked 4 cakes. Each cake-mix cost him a dollar 84 cents and he sold each cake for $4. How much money did he make?

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Question 1022155: David cooked 4 cakes. Each cake-mix cost him a dollar 84 cents and he sold each cake for $4. How much money did he make?
Answer by addingup(3677) About Me  (Show Source):
You can put this solution on YOUR website!
4 cakes sold at 4 each: 4*4 = you do the math
cake mix: 4*0.84 = multiply and subtract from above, that's how much he made