Siobhan has 2 fewer jewels than Aaron. Aaron has 5 more jewels than half of Raymond's jewels. If Raymond has 40 jewels, how many jewels does Siobhan have?
Half of Raymond's jewels is 40/2 = 
<gadget id="calculator">40/2</gadget>
<output>20</output>
20.
Since Aaron has 5 more jewels than half of Raymond's jewels, he has 20+5 = 
<gadget id="calculator">5+20</gadget>
<output>25</output>
25 jewels.
If Siobhan has 2 fewer jewels than Aaron, he has 25-2 = 23 jewels.

<result>23</result>