500 seeds are used for a germination test, and 20 seeds do not germinate. What is the germination rate of the seeds?
用500粒种子做发芽试验，有20粒没有发芽，种子的发芽率是多少
<gadget id="calculator">500 - 20</gadget>
<output>480</output>

<gadget id="calculator">480 / 500</gadget>
<output>24/25 = around 0.96</output>

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

<gadget id="calculator">(24/25) * 1</gadget>
<output>24/25 = around 0.96</output>

<result>24/25 = around 0.96</result>