(1/(10*11))+(1/(11*12))+(1/(12*13))+…+(1/(23*24))+(1/(24*24) )+(1/(24*25))+(1/25).
(1/(10*11))+(1/(11*12))+(1/(12*13))+…+(1/(23*24))+(1/(24*24))+(1/(24*25))+(1/25)．
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">24 * 24</gadget>
<output>576</output>

<gadget id="calculator">1 / 576</gadget>
<output>1/576 = around 0.001736</output>

<gadget id="calculator">(1/10) + (1/576)</gadget>
<output>293/2_880 = around 0.101736</output>

<result>293/2_880 = around 0.101736</result>