The car from Jiangdu to Nanjing travels 70 kilometers per hour, departs at 9:00 am, and arrives at Nanjing at 12:00 noon. How many kilometers is the distance from Jiangdu to Nanjing?
江都至南京的汽车每小时行70千米，上午9时出发，中午12时到达南京，江都到南京的路程是多少千米？
<gadget id="calculator">12 - 9</gadget>
<output>3</output>

<gadget id="calculator">70 * 3</gadget>
<output>210</output>

<result>210</result>