Little Ding Ding walked 2 kilometers in 25 minutes. Calculate his speed.
小丁丁25分钟走了2千米，算一算，他的速度是多少．
<gadget id="calculator">2 / 25</gadget>
<output>2/25 = around 0.08</output>

<result>2/25 = around 0.08</result>