What is the product of the difference between 98 and 65 and the sum of 123 and 45?
98与65的差，与123与45的和的积是多少？
<gadget id="calculator">98 - 65</gadget>
<output>33</output>

<gadget id="calculator">123 + 45</gadget>
<output>168</output>

<gadget id="calculator">33 * 168</gadget>
<output>5_544</output>

<result>5_544</result>