Divide the former term of a ratio by 5, multiply the latter term by 5, the ratio is reduced to the original value
一个比的前项除以5，后项乘5，比值是缩小到原来的多少
<gadget id="calculator">1 / 25</gadget>
<output>1/25 = around 0.04</output>

<result>1/25 = around 0.04</result>