300 wheat seeds are used for a germination test, and 15 of them fail to germinate. What is the germination rate?
用300粒小麦种子做发芽试验，结果有15粒没发芽，发芽率是多少．
<gadget id="calculator">300 - 15</gadget>
<output>285</output>

<gadget id="calculator">285 / 300</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>