The Nanjing Yangtze River Bridge has a total length of 6.7 kilometers, and the ratio of its actual length to that of the model is 1000:1. What is the length of the model in meters?
南京长江大桥全长6.7千米，它的实际长度与模型的长度的比为1000：1．则模型的长度是多少米？
<gadget id="calculator">6.7 * 1_000</gadget>
<output>6_700</output>

<gadget id="calculator">1 / 1_000</gadget>
<output>1/1_000 = around 0.001</output>

<gadget id="calculator">6_700 * (1/1_000)</gadget>
<output>67/10 = around 6.7</output>

<result>67/10 = around 6.7</result>