If a 2-meter-long wooden stick is sawed into 5 sections of the same length, what is the length of each section in decimeters?
把1根2米长的木棒的锯成同样长的5段，每段的长度是多少分米．
<gadget id="calculator">2 * 10</gadget>
<output>20</output>

<gadget id="calculator">20 / 5</gadget>
<output>4</output>

<result>4</result>