Zhang Hua saved 36 yuan of pocket money, and he donated (5/9) of it to Hope Primary School. How much money does Zhang Hua have left?
张华攒了36元零用钱，他拿出其中的(5/9)捐给希望小学，张华还剩多少钱？
<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>

<gadget id="calculator">36 * (5/9)</gadget>
<output>20</output>

<gadget id="calculator">36 - 20</gadget>
<output>16</output>

<result>16</result>