What is the quotient of the sum of 3.2 and (4/5) divided by (4/5) of 3.2?
3.2与(4/5)的和除3.2的(4/5)，商是多少？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">3.2 * (4/5)</gadget>
<output>2.56</output>

<gadget id="calculator">3.2 + (4/5)</gadget>
<output>4</output>

<gadget id="calculator">2.56 / 4</gadget>
<output>0.64</output>

<result>0.64</result>