What is the quotient of the sum of 720 and 180 divided by the product of 18 and 5?
720与180的和，除以18与5的积，商是多少？
<gadget id="calculator">720 + 180</gadget>
<output>900</output>

<gadget id="calculator">18 * 5</gadget>
<output>90</output>

<gadget id="calculator">900 / 90</gadget>
<output>10</output>

<result>10</result>