When two numbers are multiplied, one factor is expanded to 8 times the original factor, and the other factor is expanded to 80 times the original number, and the product is expanded to how many times the original value.
两数相乘，一个因数扩大到原来的8倍，另一个因数扩大到原来的80倍，积扩大到原来的多少倍．
<gadget id="calculator">8 * 80</gadget>
<output>640</output>

<result>640</result>