0.7*7.8=5.46, expand 0.7 by 100 times, and reduce 7.8 by 10 times, what is the product
0.7*7.8=5.46，把0.7扩大100倍，7.8缩小10倍，积是多少
<gadget id="calculator">100 / 10</gadget>
<output>10</output>

<gadget id="calculator">0.7 * 7.8 * 10</gadget>
<output>54.6</output>

<result>54.6</result>