The product of two numbers is 70, one factor is enlarged by 100 times, and the other factor is reduced by 10 times, what is the product?
两个数的积是70，一个因数扩大100倍，另一个因数缩小10倍，积是多少．
<gadget id="calculator">100 / 10</gadget>
<output>10</output>

<gadget id="calculator">70 * 10</gadget>
<output>700</output>

<result>700</result>