The scientific and technological team conducts corn seed germination experiments. 500 seeds are used for experiment, 10 seeds do not germinate, what is the germination rate?
科技小组进行玉米种子发芽试验．用500粒种子进行试验，有10粒没有发芽，求发芽率？
<gadget id="calculator">500 - 10</gadget>
<output>490</output>

<gadget id="calculator">490 / 500</gadget>
<output>49/50 = around 0.98</output>

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

<gadget id="calculator">(49/50) * 1</gadget>
<output>49/50 = around 0.98</output>

<result>49/50 = around 0.98</result>