If a cube of iron with a side length of 10 cm is submerged in a cuboid water tank with a length of 50 decimeters, a width of 20 decimeters, and a water surface height of 10 decimeters (the water is not overflowing), how many centimeters will the water in the tank rise.
把一个棱长10厘米的正方体铁块浸没在一个长50分米，宽20分米，水面高度是10分米的长方体水缸里(水未溢出)，水缸里的水会上升多少厘米．
<gadget id="calculator">50 * 10 * 20 * 10</gadget>
<output>100_000</output>

<gadget id="calculator">10 / 100_000</gadget>
<output>1/10_000 = around 0.0001</output>

<gadget id="calculator">10 * 10 * (1/10_000)</gadget>
<output>1/100 = around 0.01</output>

<result>1/100 = around 0.01</result>