Calculation: (7/10)-(11/20)+(11/12).
计算：(7/10)-(11/20)+(11/12)．
<gadget id="calculator">7 / 10</gadget>
<output>7/10 = around 0.7</output>

<gadget id="calculator">11 / 20</gadget>
<output>11/20 = around 0.55</output>

<gadget id="calculator">(7/10) - (11/20)</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">11 / 12</gadget>
<output>11/12 = around 0.916667</output>

<gadget id="calculator">(3/20) + (11/12)</gadget>
<output>16/15 = around 1.066667</output>

<result>16/15 = around 1.066667</result>