car travels from A to B, if the speed increases (1/10), how much time is saved
一辆汽车从甲地开往乙地，如果速度提高(1/10)，那么时间就节省多少
<gadget id="calculator">11 - 10</gadget>
<output>1</output>

<gadget id="calculator">1 / 11</gadget>
<output>1/11 = around 0.090909</output>

<result>1/11 = around 0.090909</result>