4**2+3**3=
4**2+3**3=
<gadget id="calculator">4 ** 2</gadget>
<output>16</output>

<gadget id="calculator">3 ** 3</gadget>
<output>27</output>

<gadget id="calculator">16 + 27</gadget>
<output>43</output>

<result>43</result>