If a wooden stick with a length of 2 meters is sawed into small sticks of 2 decimeters, how many pieces can be sawed?
一根长2米的木棒，把它锯成2分米的小棒，可以锯多少段．
<gadget id="calculator">2 * 10</gadget>
<output>20</output>

<gadget id="calculator">20 / 2</gadget>
<output>10</output>

<result>10</result>