When calculating 0.37*0.4, regard 0.37*0.4 as 37*4, and then reduce the obtained product to its (1/(())).
计算0.37*0.4时，把0.37*0.4看作37*4，再把所得到的积缩小到它的(1/(()))．
<gadget id="calculator">10 / 1</gadget>
<output>10</output>

<gadget id="calculator">100 * 10</gadget>
<output>1_000</output>

<result>1_000</result>