Sixth graders in a certain school planted 50 trees and 4 died. What is the survival rate?
某校六年级学生植树50棵，死了4棵，成活率是多少．
<gadget id="calculator">50 - 4</gadget>
<output>46</output>

<gadget id="calculator">46 / 50</gadget>
<output>23/25 = around 0.92</output>

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

<gadget id="calculator">(23/25) * 1</gadget>
<output>23/25 = around 0.92</output>

<result>23/25 = around 0.92</result>