Calculate the value of ((20042003**2+1)/(20042002**2+20042004**2)).
计算((20042003**2+1)/(20042002**2+20042004**2))的值．
<gadget id="calculator">20_042_003 ** 2</gadget>
<output>401_681_884_252_009</output>

<gadget id="calculator">401_681_884_252_009 + 1</gadget>
<output>401_681_884_252_010</output>

<gadget id="calculator">20_042_002 ** 2</gadget>
<output>401_681_844_168_004</output>

<gadget id="calculator">20_042_004 ** 2</gadget>
<output>401_681_924_336_016</output>

<gadget id="calculator">401_681_844_168_004 + 401_681_924_336_016</gadget>
<output>803_363_768_504_020</output>

<gadget id="calculator">401_681_884_252_010 / 803_363_768_504_020</gadget>
<output>1/2 = around 0.5</output>

<result>1/2 = around 0.5</result>