What is the product of the sum of 97 and 55 multiplied by their difference?
97与55的和乘以它们的差，积是多少？
<gadget id="calculator">97 + 55</gadget>
<output>152</output>

<gadget id="calculator">97 - 55</gadget>
<output>42</output>

<gadget id="calculator">152 * 42</gadget>
<output>6_384</output>

<result>6_384</result>