My 2 cats had 3 female kittens and 2 male kittens. How many cats do I have in total?
There are 3+2 = 
<gadget id="calculator">3+2</gadget>
<output>5</output>
5 kittens.
If you originally had 2 cats then you now have 2+5 = 
<gadget id="calculator">2+5</gadget>
<output>7</output>
7 cats in total.

<result>7</result>