If 95 trees are planted in a school and 5 die, what is the survival rate?
学校栽树，成活95棵，死亡5棵，则成活率是多少．
<gadget id="calculator">95 + 5</gadget>
<output>100</output>

<gadget id="calculator">95 / 100</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>