(1/(5*8))+(1/(8*11))+(1/(11*14))+…+(1/(95*98))+(1/(98*101) ) = how much.
(1/(5*8))+(1/(8*11))+(1/(11*14))+…+(1/(95*98))+(1/(98*101))=多少．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 / 101</gadget>
<output>1/101 = around 0.009901</output>

<gadget id="calculator">(1/5) - (1/101)</gadget>
<output>96/505 = around 0.190099</output>

<gadget id="calculator">(1/3) * (96/505)</gadget>
<output>32/505 = around 0.063366</output>

<result>32/505 = around 0.063366</result>