What is the sum of the quotient of 216 divided by 24 plus 12? what is the formula
216除以24的商加上12，和是多少？算式是多少
<gadget id="calculator">216 / 24</gadget>
<output>9</output>

<gadget id="calculator">9 + 12</gadget>
<output>21</output>

<result>21</result>