What is the sum $\frac{3}{10}+\frac{3}{1000}$, in decimal form to the nearest thousandth?
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
What is the sum $\frac{3}{10}+\frac{3}{1000}$, in decimal form to the nearest thousandth?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
0.303
What is the sum $\frac{3}{10}+\frac{3}{1000}$, in decimal form to the nearest thousandth?
train