If one factor is multiplied by 3 and the other factor is multiplied by 2, the product will be multiplied by as many times as possible.
一个因数扩大3倍，另一个因数扩大2倍，积就扩大多少倍．
<gadget id="calculator">2 * 3</gadget>
<output>6</output>

<result>6</result>