He sells the woodburning for 20*15=$<<20*15=300>>300

So he makes a profit of 300-100=$<<300-100=200>>200

# Answer

200
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
John sells 20 woodburning for $15 each.  The wood cost $100.  How much does he make in profit?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
200
John sells 20 woodburning for $15 each.  The wood cost $100.  How much does he make in profit?
train