If A=(1/2)*(3/4)*(5/6)*(7/8)*...*(99/100), try to compare the size of A and (1/10).
如果A=(1/2)*(3/4)*(5/6)*(7/8)*…*(99/100)，试比较A与(1/10)的大小．
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<result>1/10 = around 0.1</result>