Mom bought some fruits, and ate (1/5) of these fruits on the first day, and (2/5) on the second day. How much more of these fruits did you eat on the second day than on the first day?
妈妈买了一些水果，第一天吃了这些水果的(1/5)，第二天吃了(2/5)．第二天比第一天多吃了这些水果的几分之几？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

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

<gadget id="calculator">(2/5) - (1/5)</gadget>
<output>1/5 = around 0.2</output>

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