Uncle Zhang is riding a bicycle to cross a 1099-meter-long bridge. It is known that the outer diameter of the wheel is 70 cm. How many times does the wheel turn when crossing the bridge?
张叔叔骑着自行车要通过一座长1099米的大桥，已知车轮外直径是70厘米，那么过桥时车轮要转多少圈？
<gadget id="calculator">70 / 100</gadget>
<output>7/10 = around 0.7</output>

<gadget id="calculator">3.14 * (7/10)</gadget>
<output>2.198</output>

<gadget id="calculator">1_099 / 2.198</gadget>
<output>500</output>

<result>500</result>