A rectangular block of wood is 6 cm long, 4 cm wide, and 3 cm high. If it is cut into a largest cube block, how many cubic centimeters should be sawn off?
一个长方体木块长6cm，宽4cm，高3cm，把它切成一个最大的正方体木块，要锯去多少立方厘米．
<gadget id="calculator">6 * 4 * 3</gadget>
<output>72</output>

<gadget id="calculator">3 * 3 * 3</gadget>
<output>27</output>

<gadget id="calculator">72 - 27</gadget>
<output>45</output>

<result>45</result>