A car travels 320 kilometers from city A to city B on the first day. The second day has more rows (1/4) than the first day, and what percentage is the first day less than the second day?
一辆汽车从甲城开往乙城，第一天行了320千米．第二天比第一天多行了(1/4)，第一天比第二天少行几分之几？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">5 / 4</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">(1/4) / (5/4)</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>