500 soybeans are used for a germination experiment, and 22 do not germinate. What is the germination rate of soybeans?
用500粒黄豆做发芽实验，22粒没有发芽，黄豆的发芽率是多少．
<gadget id="calculator">500 - 22</gadget>
<output>478</output>

<gadget id="calculator">478 / 500</gadget>
<output>239/250 = around 0.956</output>

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

<gadget id="calculator">(239/250) * 1</gadget>
<output>239/250 = around 0.956</output>

<result>239/250 = around 0.956</result>