A cube of iron with a side length of 5 cm is forged into a rectangular parallelepiped of iron with a length of 10 cm and a width of 5 cm. How many centimeters is the height of the forged cuboid iron block?
把一个棱长5厘米的正方体铁块锻造成一个长10厘米、宽5厘米的长方体铁．锻造成的长方体铁块高多少厘米？
<gadget id="calculator">10 * 5</gadget>
<output>50</output>

<gadget id="calculator">5 / 50</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">5 * 5 * (1/10)</gadget>
<output>5/2 = around 2.5</output>

<result>5/2 = around 2.5</result>