A rectangular photo frame with a length of 40 cm and a width of 32 cm is placed in a photo with a length of 32 cm and a width of 28 cm. What is the area in square centimeters of the part of the photo frame that is not covered by the photo?
一个长方形的相框长为40厘米，宽为32厘米，放入一张长为32厘米宽为28厘米的相片，则相框中没有被照片覆盖的部分的面积是多少平方厘米．
<gadget id="calculator">40 * 32</gadget>
<output>1_280</output>

<gadget id="calculator">32 * 28</gadget>
<output>896</output>

<gadget id="calculator">1_280 - 896</gadget>
<output>384</output>

<result>384</result>