Michael has 2 cats and 3 dogs. He needs to pay a friend to watch them, who charges $13 a night per animal. How much does Michael have to pay?
Michael has 5 animals because 2 + 3 = 
<gadget id="calculator">2+3</gadget>
<output>5</output>
5.
Michael has to pay $65 because 5 x $13 = $
<gadget id="calculator">5*13</gadget>
<output>65</output>
65.

<result>65</result>