Mark buys a fleet of 12 cars for his company.  Each car sells for $20,000.  He pays 10% tax on the cars and then another $1000 for registration on each of them.  How much does he pay for everything?
The cars cost 20000*12=$
<gadget id="calculator">20000*12</gadget>
<output>240_000</output>
240,000.
So the tax came out to 240,000*.1=$
<gadget id="calculator">240000*.1</gadget>
<output>24_000</output>
24,000.
So the cars cost 240,000+24,000=$
<gadget id="calculator">240000+24000</gadget>
<output>264_000</output>
264,000.
Registration cost another 12*1000=
<gadget id="calculator">12*1000</gadget>
<output>12_000</output>
12,000.
So his total cost is 264,000+12,000=$
<gadget id="calculator">264000+12000</gadget>
<output>276_000</output>
276,000.

<result>276_000</result>