In the first half of last year, a shopping mall sold 2,050 color TV sets, and in the second half of the year, the number of color TV sets sold was twice that of the first half of the year, 1,200 less. How many color TV sets were sold in this shopping mall last year?
某商场去年上半年出售彩色电视机2050台，下半年出售彩色电视机的台数是上半年的2倍少1200台．该商场去年共出售彩色电视机多少台？
<gadget id="calculator">2_050 * 2</gadget>
<output>4_100</output>

<gadget id="calculator">4_100 - 1_200</gadget>
<output>2_900</output>

<gadget id="calculator">2_050 + 2_900</gadget>
<output>4_950</output>

<result>4_950</result>