1.1*6.5+5.3*1.1-11.8．
1.1*6.5+5.3*1.1-11.8．
<gadget id="calculator">1.1 * 6.5</gadget>
<output>7.15</output>

<gadget id="calculator">5.3 * 1.1</gadget>
<output>5.83</output>

<gadget id="calculator">5.83 - 11.8</gadget>
<output>-5.97</output>

<gadget id="calculator">7.15 + (-5.97)</gadget>
<output>1.18</output>

<result>1.18</result>