Simple calculation: (1/2)*(2/3)*(3/4)*…*(99/100)*(100/101)=
简算：(1/2)*(2/3)*(3/4)*…*(99/100)*(100/101)=
<gadget id="calculator">1 / 101</gadget>
<output>1/101 = around 0.009901</output>

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

<result>1/101 = around 0.009901</result>