Subtract 18 from 78 (5/9), divide the difference by 17, what is the quotient?
78减去18的(5/9)，所得的差除以17，商是多少？
<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>

<gadget id="calculator">18 * (5/9)</gadget>
<output>10</output>

<gadget id="calculator">78 - 10</gadget>
<output>68</output>

<gadget id="calculator">68 / 17</gadget>
<output>4</output>

<result>4</result>