He spent 20-8=$<<20-8=12>>12 on Slurpees

So he got 12/2=<<12/2=6>>6 Slurpees

# Answer

6
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
John goes to the store to buy Slurpees and gives them $20.  Slurpees cost $2 each and he got $8 in change.  How many Slurpees did he buy?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
6
John goes to the store to buy Slurpees and gives them $20.  Slurpees cost $2 each and he got $8 in change.  How many Slurpees did he buy?
train