What is the product of (4/5) times (1/2) minus (1/3)?
(4/5)乘(1/2)减去(1/3)的差，积是多少？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/2) - (1/3)</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">(4/5) * (1/6)</gadget>
<output>2/15 = around 0.133333</output>

<result>2/15 = around 0.133333</result>