Three steel pipes are 18dm, 27dm, and 36dm long respectively. Cut them into equal pieces. How many decimeters is the longest of each piece?
三根钢管分别长18dm，27dm，36dm，把它们截成相等的小段，每段最长多少分米？
<gadget id="calculator">3 * 3</gadget>
<output>9</output>

<result>9</result>