One multiplier is multiplied by 10, and the other multiplier is multiplied by 3. The product obtained is equal to the original product multiplied.
一个乘数乘10，另一个乘数乘3，得到的积就等于原来的积乘多少．
<gadget id="calculator">10 * 3</gadget>
<output>30</output>

<result>30</result>