In the garden, the gecko eats 12 bugs.  The lizard eats half as many bugs as the gecko.  The frog eats 3 times as many bugs as the lizard.  The toad eats 50% more bugs than the frog. How many bugs are eaten in total by all of them?
Lizard eats 12 / 2 = 
<gadget id="calculator">12/2</gadget>
<output>6</output>
6 bugs.
Frog eats 6 x 3 = 
<gadget id="calculator">6*3</gadget>
<output>18</output>
18 bugs.
Toad eats 18 x 1.50 = 
<gadget id="calculator">18*1.50</gadget>
<output>27</output>
27 bugs.
The lizard, frog and toad eat 6 + 18 + 27 = 
<gadget id="calculator">6+18+27</gadget>
<output>51</output>
51 bugs.
Adding what the gecko eats, a total of 12 + 51 = 
<gadget id="calculator">12+51</gadget>
<output>63</output>
63 bugs are eaten.

<result>63</result>