The sixth graders planted 50 trees on Arbor Day, and two of them did not survive. What is the survival rate of these trees?
植树节六年级同学种了50棵树，有两棵没成活，这批树的成活率是多少．
<gadget id="calculator">50 - 2</gadget>
<output>48</output>

<gadget id="calculator">48 / 50</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>