A school planted 600 trees on March 12 last year, and 570 survived. What is the survival rate?
某学校去年3月12日植树600棵，成活570棵，成活率是多少．
<gadget id="calculator">570 / 600</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>