Calculate (1/((1/(1*2))+(1/(2*3))+(1/(3*4))+…+(1/(2016*2017))))=
计算(1/((1/(1*2))+(1/(2*3))+(1/(3*4))+…+(1/(2016*2017))))=
<gadget id="calculator">1 / 2_017</gadget>
<output>1/2_017 = around 0.000496</output>

<gadget id="calculator">1 - (1/2_017)</gadget>
<output>2_016/2_017 = around 0.999504</output>

<gadget id="calculator">1 / (2_016/2_017)</gadget>
<output>2_017/2_016 = around 1.000496</output>

<result>2_017/2_016 = around 1.000496</result>