Tim gets 6 hours of sleep 2 days in a row.  To make up for it he sleeps 10 hours the next 2 days.  How much sleep did he get?
He got 2*6=
<gadget id="calculator">2*6</gadget>
<output>12</output>
12 hours the first 2 days.
The next 2 days he gets 2*10=
<gadget id="calculator">2*10</gadget>
<output>20</output>
20 hours.
So he got 12+20=
<gadget id="calculator">12+20</gadget>
<output>32</output>
32 hours.

<result>32</result>