Dongfeng Primary School planted 200 trees in spring, and 10 of them did not survive. Find the survival rate of these saplings.
东风小学春季植树200棵，其中有10棵没有成活，求这批树苗的成活率．
<gadget id="calculator">200 - 10</gadget>
<output>190</output>

<gadget id="calculator">190 / 200</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>