Sandra had 2 different bags of candy.  Each of her bags had 6 pieces of candy left.  Her brother, Roger, also had 2 bags of candy.  One of his bags of candy had 11 pieces left and the other had 3 pieces left.  How much more candy did Roger have?
Sandra had 2 bags that each contained 6 pieces of candy so 2*6 = 
<gadget id="calculator">2*6</gadget>
<output>12</output>
12 pieces.
Roger had 11 pieces of candy in one bag and 3 pieces in the other so 11+3 = 
<gadget id="calculator">11+3</gadget>
<output>14</output>
14 pieces.
Roger had 14 pieces and Sandra had 12 pieces so Roger has 14-12 = 
<gadget id="calculator">14-12</gadget>
<output>2</output>
2 more pieces of candy.

<result>2</result>