Round each number to the nearest tenth and add the results: 543.55, 25.23, and 299.98.
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Round each number to the nearest tenth and add the results: 543.55, 25.23, and 299.98.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
868.8
Round each number to the nearest tenth and add the results: 543.55, 25.23, and 299.98.
train