If a car travels from A to B, if it travels 80 kilometers per hour, it will take 7 hours to get there. If it travels 10 kilometers per hour less, how many hours will it take to get there?
一辆汽车从甲地到乙地，如果每小时行80千米，7小时可以到达，如果每小时少行10千米，几小时到达？
<gadget id="calculator">80 - 10</gadget>
<output>70</output>

<gadget id="calculator">7 / 70</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">80 * (1/10)</gadget>
<output>8</output>

<result>8</result>