Bob orders a pizza with 8 slices.  He eats half of it and each slice was 300 calories.  How many calories did he eat?
He ate 8/2=
<gadget id="calculator">8/2</gadget>
<output>4</output>
4 slices.
So he ate 4*300=
<gadget id="calculator">4*300</gadget>
<output>1_200</output>
1200 calories.

<result>1_200</result>