A cat spends its time hunting birds.  The cat catches 8 birds during the day and twice this many at night. In total, how many birds did the cat catch?
At night, the cat catches 8 birds * 2 = 
<gadget id="calculator">8*2</gadget>
<output>16</output>
16 birds.
Combined with the birds caught during the day, the cat caught a total of 8 birds + 16 birds = 
<gadget id="calculator">8+16</gadget>
<output>24</output>
24 birds.

<result>24</result>