1/3 of her fish are female because 1 - (2/3) = 1/3

She has 15 female fish because 45 x (1/3) = <<45*(1/3)=15>>15

# Answer

15
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Ariel is collecting fish. She has 45 fish. 2/3 are male. How many female fish does she have?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
15
Ariel is collecting fish. She has 45 fish. 2/3 are male. How many female fish does she have?
train