Tina's bag contains nine apples, 5 oranges, and 17 tangerines. If she took away 2 oranges and 10 tangerines, how many more tangerines than oranges would she have left?
Tina has 5-2 = 
<gadget id="calculator">5-2</gadget>
<output>3</output>
3 oranges.
Tina has 17-10 = 
<gadget id="calculator">17-10</gadget>
<output>7</output>
7 tangerines.
Tina has 7-3=
<gadget id="calculator">7-3</gadget>
<output>4</output>
4 more tangerines than oranges.

<result>4</result>