Cut a 3-meter-long rope into 6 sections of the same length, how many decimeters each section is long.
把一根3米长的绳子，剪成同样长的6段，每段长多少分米．
<gadget id="calculator">3 * 10</gadget>
<output>30</output>

<gadget id="calculator">30 / 6</gadget>
<output>5</output>

<result>5</result>