Subtract a number from the numerator of (2010/2011), add this number to the denominator, the fractional value is (2/3), what is this number?
(2010/2011)的分子减去一个数，分母加上这个数后，分数值是(2/3)，这个数是多少．
<gadget id="calculator">2_008 / 5</gadget>
<output>2_008/5 = around 401.6</output>

<result>2_008/5 = around 401.6</result>