The ice cream parlor was offering a deal, buy 2 scoops of ice cream, get 1 scoop free.  Each scoop cost $1.50.  If Erin had  $6.00, how many scoops of ice cream should she buy?
Each scoop cost $1.50. If she buys 2, she gets one free. So it will cost her 2 * 1.50 = $
<gadget id="calculator">2*1.50</gadget>
<output>3</output>
3.00 for thee scoops total.
If you break it down, 3 scoops of ice cream cost $3.00 so 3/3 = $
<gadget id="calculator">3/3</gadget>
<output>1</output>
1.00 per scoop.
Erin has $6.00 and each scoop ends up costing $1.00 each then 6/1 = 
<gadget id="calculator">6/1</gadget>
<output>6</output>
6 scoops total.

<result>6</result>