When calculating 0.76*5, treat 0.76*5 as 76*5, and then reduce the sum to its ((())/(())).
计算0.76*5时，把0.76*5可以看作76*5，再把所得的及缩小到它的((())/(()))．
<gadget id="calculator">1 / 100</gadget>
<output>1/100 = around 0.01</output>

<result>1/100 = around 0.01</result>