The tree planting in Hongxing Primary School completed three-eighths of the plan on the first day, and the remaining two-thirds on the second day. On the third day, 495 trees were planted. The result was more than a quarter of the plan. How many trees were originally planned?
红星小学植树，第一天完成计划的八分之三，第二天完成余下的三分之二，第三天植树495棵，结果超过计划的四分之一，原计划植树多少棵？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">1 - (3/8)</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(5/8) * (2/3)</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">(1/4) - (3/8) - (5/12)</gadget>
<output>-13/24 = around -0.541667</output>

<gadget id="calculator">1 + (-13/24)</gadget>
<output>11/24 = around 0.458333</output>

<gadget id="calculator">495 / (11/24)</gadget>
<output>1_080</output>

<result>1_080</result>