The side length of a cube is 10 decimeters. If this cube is cut into several small cubes with side lengths of 2.5 decimeters, how many small cubes can be obtained?
一个正方体的棱长为10分米，如果把这个正方体切成若干个棱长为2.5分米的小正方体，可以得到多少个小正方体？
<gadget id="calculator">2.5 * 2.5 * 2.5</gadget>
<output>15.625</output>

<gadget id="calculator">10 / 15.625</gadget>
<output>0.64</output>

<gadget id="calculator">10 * 10 * 0.64</gadget>
<output>64</output>

<result>64</result>