In a village, 500 trees were valued last spring, and the survival rate was 85%. The survival rate of the trees planted in autumn last year was 95%, and 25 fewer trees were planted in autumn than in spring. How many trees were planted in this village last year?
某村去年春季值树500棵，成活率为85%，去年秋季植树的成活率为95%，且秋季植的树比春季少死25棵．这个村去年全年植树共存活多少棵．
<gadget id="calculator">85 / 100</gadget>
<output>17/20 = around 0.85</output>

<gadget id="calculator">500 * (17/20)</gadget>
<output>425</output>

<gadget id="calculator">1 - (17/20)</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">500 * (3/20)</gadget>
<output>75</output>

<gadget id="calculator">75 - 25</gadget>
<output>50</output>

<gadget id="calculator">95 / 100</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">1 - (19/20)</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">50 / (1/20)</gadget>
<output>1_000</output>

<gadget id="calculator">1_000 * (19/20)</gadget>
<output>950</output>

<gadget id="calculator">425 + 950</gadget>
<output>1_375</output>

<result>1_375</result>