Due to technological innovation, the time for the same job is reduced from 20 minutes to 16 minutes. What is the current time?
由于技术革新，同样的工作，时间由20分减少到16分，现在的时间是原来的多少
<gadget id="calculator">16 / 20</gadget>
<output>4/5 = around 0.8</output>

<result>4/5 = around 0.8</result>