What is the number greater than (1/5) and less than (3/5)
大于(1/5)而小于(3/5)的数是多少
<gadget id="calculator">5 / 1</gadget>
<output>5</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<result>2/5 = around 0.4</result>