A cuboid glass tank has a length of 9dm, a width of 7dm, a height of 5dm, and a water depth of 4dm. How many liters of water will overflow the tank if a cube of iron with a side length of 5dm is thrown in?
一个长方体的玻璃缸，长9dm，宽7dm，高5dm，水深4dm．如果投入一块棱长为5dm的正方体铁块，缸里的水溢出多少升？
<gadget id="calculator">5 * 5 * 5</gadget>
<output>125</output>

<gadget id="calculator">9 * 7 * 4</gadget>
<output>252</output>

<gadget id="calculator">9 * 7 * 5</gadget>
<output>315</output>

<gadget id="calculator">252 - 315</gadget>
<output>-63</output>

<gadget id="calculator">125 + (-63)</gadget>
<output>62</output>

<result>62</result>