SOLUTION: How do I work out percentages for things like. This. If I made an item and it cost �50 but then sell it for �80 what profit percentage is it. Many thanks. Just need basic method of

Question 940781: How do I work out percentages for things like. This. If I made an item and it cost �50 but then sell it for �80 what profit percentage is it. Many thanks. Just need basic method of how to work it out on a calculator. Vinnyjames1965@hotmail.co.uk
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

an item and it cost �
then sell it for �
profit percentage is % of � and you add it to � to get �
% of � of �...solve for

%
so, % of � is � profit
and �

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