Do a germination experiment on a batch of seeds. Take 80 seeds for the first time, and all of them germinate. Take 80 seeds for the second time, and 8 seeds have not germinated. What is the germination rate of this batch of seeds?
对一批种子做发芽实验，第一次取80粒，全部发芽，第二次取80粒，有8粒未发芽，这批种子发芽率是多少
<gadget id="calculator">80 - 8</gadget>
<output>72</output>

<gadget id="calculator">72 + 80</gadget>
<output>152</output>

<gadget id="calculator">80 + 80</gadget>
<output>160</output>

<gadget id="calculator">152 / 160</gadget>
<output>19/20 = around 0.95</output>

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

<gadget id="calculator">(19/20) * 1</gadget>
<output>19/20 = around 0.95</output>

<result>19/20 = around 0.95</result>