(1/9)-(5/12)*(4/5)/3.
(1/9)-(5/12)*(4/5)/3．
<gadget id="calculator">1 / 9</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">5 / 12</gadget>
<output>5/12 = around 0.416667</output>

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

<gadget id="calculator">(4/5) / 3</gadget>
<output>4/15 = around 0.266667</output>

<gadget id="calculator">(5/12) * (4/15)</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">(1/9) - (1/9)</gadget>
<output>0</output>

<result>0</result>