Dad is 17 decimeters tall, uncle is 165 cm tall, how many centimeters is dad taller than uncle.
爸爸身高17分米，叔叔身高165厘米，爸爸比叔叔高多少厘米．
<gadget id="calculator">17 * 10</gadget>
<output>170</output>

<gadget id="calculator">170 - 165</gadget>
<output>5</output>

<result>5</result>