There are 184 white rabbits and black rabbits in Xiaogang’s house. There are 4 more white rabbits than black rabbits (4/5). How many white rabbits does Xiaogang have?
小刚家养白兔和黑兔共184只，白兔是黑兔的(4/5)多4只，小刚家养白兔多少只．
<gadget id="calculator">184 - 4</gadget>
<output>180</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">1 + (4/5)</gadget>
<output>9/5 = around 1.8</output>

<gadget id="calculator">180 / (9/5)</gadget>
<output>100</output>

<gadget id="calculator">184 - 100</gadget>
<output>84</output>

<result>84</result>