Uncle Li planted a total of 60 trees on the barren hill, and 3 of them did not survive. What is the survival rate of these trees?
李大爷在荒山上共植了60棵树，其中有3棵没有成活，这批树的成活率是多少？
<gadget id="calculator">60 - 3</gadget>
<output>57</output>

<gadget id="calculator">57 / 60</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>