A rope is 6 meters long, if 3 decimeters are cut off, the remaining rope is how many times the length of the cut rope.
一根绳子长6米，剪去3分米，剩下的绳子是剪去绳子的多少倍．
<gadget id="calculator">6 * 10</gadget>
<output>60</output>

<gadget id="calculator">60 - 3</gadget>
<output>57</output>

<gadget id="calculator">57 / 3</gadget>
<output>19</output>

<result>19</result>