How much more is the reciprocal of (1/15) than 30% of 20?
(1/15)的倒数比20的30%多多少？
<gadget id="calculator">15 / 1</gadget>
<output>15</output>

<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">20 * (3/10)</gadget>
<output>6</output>

<gadget id="calculator">15 - 6</gadget>
<output>9</output>

<result>9</result>