Neil gave 20 x 2/5 = <<20*2/5=8>>8 cookies

So he is left with 20 - 8 = <<20-8=12>>12 cookies.

# Answer

12
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Neil baked 20 cookies. He gave 2/5 of the cookies to his friend. How many cookies are left for Neil?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
12
Neil baked 20 cookies. He gave 2/5 of the cookies to his friend. How many cookies are left for Neil?
train