Freddy is 2 years younger than Stephanie. Stephanie is 4 times as old as Job. If Job is 5, how old is Freddy?
Stephanie is 5 * 4 = 
<gadget id="calculator">5*4</gadget>
<output>20</output>
20 years old.
Freddy is 20 - 2 = 
<gadget id="calculator">20-2</gadget>
<output>18</output>
18 years old.

<result>18</result>