If 25 trees are planted and one tree does not survive, what is the survival rate?
植树25棵，有1棵没有成活，成活率是多少．
<gadget id="calculator">25 - 1</gadget>
<output>24</output>

<gadget id="calculator">24 / 25</gadget>
<output>24/25 = around 0.96</output>

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

<gadget id="calculator">(24/25) * 1</gadget>
<output>24/25 = around 0.96</output>

<result>24/25 = around 0.96</result>