If 500 seeds are used for a germination experiment, 4 of them fail to germinate. What is the germination rate?
用500颗种子做发芽实验，结果有4颗没发芽，发芽率是多少．
<gadget id="calculator">500 - 4</gadget>
<output>496</output>

<gadget id="calculator">496 / 500</gadget>
<output>124/125 = around 0.992</output>

<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">(124/125) * 1</gadget>
<output>124/125 = around 0.992</output>

<result>124/125 = around 0.992</result>