How much more (5/6) of 18 than the reciprocal of 1?
18的(5/6)比1的倒数多多少？
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">18 * (5/6)</gadget>
<output>15</output>

<gadget id="calculator">15 - 1</gadget>
<output>14</output>

<result>14</result>