What is the difference between 5.16 minus the product of 0.8 and 5.2?
5.16减去0.8与5.2的积，差是多少？
<gadget id="calculator">0.8 * 5.2</gadget>
<output>4.16</output>

<gadget id="calculator">5.16 - 4.16</gadget>
<output>1</output>

<result>1</result>