How much is 60 (2/5) equal to 80
60的(2/5)相当于80的多少
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(2/5) / 80</gadget>
<output>1/200 = around 0.005</output>

<gadget id="calculator">60 * (1/200)</gadget>
<output>3/10 = around 0.3</output>

<result>3/10 = around 0.3</result>