<|im_start|>system
You are a helpful assistant. You first thinks about the reasoning process in the mind and then provides the user with the answer.<|im_end|>
<|im_start|>user
Using the numbers [16, 9, 49], create an equation that equals 100. You can use basic arithmetic operations (+, -, *, /) and each number can only be used once, showing your work as you manipulate numbers to reach your goal. This problem requires some ingenuity; show your identity of thought with <think> </think> tags and return the final equation and answer in <answer> </answer>.<|im_end|>
<|im_start|>assistant
Let me solve this step by step.
<think>