Since Calvin loses 10 pounds every month, his total weight loss after one year is 12*8 = <<12*8=96>>96 pounds.

Calvin weighs 250-96 = <<250-96=154>>154 pounds after a year of hitting the gym.

# Answer

154
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Calvin signed up for a gym training service to lose some pounds. If he weighed 250 pounds to start with and lost 8 pounds every month during the training sessions, what's his weight after one year?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
154
Calvin signed up for a gym training service to lose some pounds. If he weighed 250 pounds to start with and lost 8 pounds every month during the training sessions, what's his weight after one year?
train