The speed of Xiaoqiang riding a bicycle is 12 kilometers per hour. The speed of Xiaoqiang riding a bicycle is 2 kilometers less than the speed of the train (2/13). What is the speed of the train?
小强骑自行车的速度是每小时12千米，小强骑自行车的速度比火车速度的(2/13)少2千米，火车的速度是多少？
<gadget id="calculator">12 + 2</gadget>
<output>14</output>

<gadget id="calculator">2 / 13</gadget>
<output>2/13 = around 0.153846</output>

<gadget id="calculator">14 / (2/13)</gadget>
<output>91</output>

<result>91</result>