The Tampa Bay Bucs have 13 football players and 16 cheerleaders. If 10 football players and 4 cheerleaders quit, how many football players and cheerleaders are left?
There are 13 - 10 = 
<gadget id="calculator">13-10</gadget>
<output>3</output>
3 football players left.
There are 16 - 4 = 
<gadget id="calculator">16-4</gadget>
<output>12</output>
12 cheerleaders left.
In total there are 3 + 12 = 
<gadget id="calculator">3+12</gadget>
<output>15</output>
15 football players and cheerleaders left.

<result>15</result>