Catriona has 8 goldfish in her aquarium. She has 4 more angelfish than goldfish. Also, she has twice as many guppies as angelfish. How many fish does Catriona have in her aquarium?
Catriona has 8 + 4 = 
<gadget id="calculator">8+4</gadget>
<output>12</output>
12 angelfish.
She also has 12 x 2 = 
<gadget id="calculator">12*2</gadget>
<output>24</output>
24 guppies.
Thus, she has 8 + 12 + 24 = 
<gadget id="calculator">8+12+24</gadget>
<output>44</output>
44 fish in her aquarium.

<result>44</result>