The formula 22*22*22-22*22*21=how much.
算式22*22*22-22*22*21=多少．
<gadget id="calculator">22 * 22 * 22</gadget>
<output>10_648</output>

<gadget id="calculator">22 * 22 * 21</gadget>
<output>10_164</output>

<gadget id="calculator">10_648 - 10_164</gadget>
<output>484</output>

<result>484</result>