Nathaniel has 11 tickets to a basketball game. He gives away 2 tickets each to his best friends, until he only has 3 tickets left. How many best friends does Nathaniel have?
Nathaniel gave away 11-3 = 
<gadget id="calculator">11-3</gadget>
<output>8</output>
8 tickets to his best friends.
Nathaniel has 8/2 = 
<gadget id="calculator">8/2</gadget>
<output>4</output>
4 best friends.

<result>4</result>