8 eggs weigh (2/5) kilograms, how many kilograms does each egg weigh on average?
8个鸡蛋重(2/5)千克，平均每个鸡蛋重多少千克？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(2/5) / 8</gadget>
<output>1/20 = around 0.05</output>

<result>1/20 = around 0.05</result>