A school cultivated young saplings, 485 of which survived and 15 died, what is the survival rate of these saplings?
某学校培育小树苗，活了485棵，死了15棵，则这批树苗的成活率为多少．
<gadget id="calculator">485 + 15</gadget>
<output>500</output>

<gadget id="calculator">485 / 500</gadget>
<output>97/100 = around 0.97</output>

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

<gadget id="calculator">(97/100) * 1</gadget>
<output>97/100 = around 0.97</output>

<result>97/100 = around 0.97</result>