Tim gets a promotion that offers him a 5% raise on his $20000 a month salary.  It also gives him a bonus worth half a month's salary. How much money will he make in a year?
The promotion increased his monthly salary by 20000*.05=$
<gadget id="calculator">20000*0.05</gadget>
<output>1_000</output>
1000.
So his new salary is 20000+1000=$
<gadget id="calculator">20000+1000</gadget>
<output>21_000</output>
21000 a month.
So he makes 21000*12=$
<gadget id="calculator">21000*12</gadget>
<output>252_000</output>
252,000 a year.
The bonus is worth 21000*.5=$
<gadget id="calculator">21000*.5</gadget>
<output>10_500</output>
10500.
So he makes 252,000+10,500=$
<gadget id="calculator">252000+10500</gadget>
<output>262_500</output>
262,500 for the year.

<result>262_500</result>