If 1000 sunflower seeds are planted, 9 of them will not germinate. What is the germination rate?
种1000棵向日葵种子，有9棵没发芽，发芽率是多少．
<gadget id="calculator">1_000 - 9</gadget>
<output>991</output>

<gadget id="calculator">991 / 1_000</gadget>
<output>991/1_000 = around 0.991</output>

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

<gadget id="calculator">(991/1_000) * 1</gadget>
<output>991/1_000 = around 0.991</output>

<result>991/1_000 = around 0.991</result>