Angus has $20 worth of tokens less than Elsa has. If Elsa has 60 tokens and each token is worth $4, how many tokens does Angus have?
If each token is worth $4, then $20 worth of tokens is $20/$4 = 
<gadget id="calculator">20/4</gadget>
<output>5</output>
5 tokens.
Angus has 5 tokens less than Elsa who has 60 so Angus has 60-5 = 
<gadget id="calculator">60-5</gadget>
<output>55</output>
55 tokens.

<result>55</result>