A shopping mall sold 1,000 Konka TVs last year, and the sales last year were 50% lower than this year. How many Konka TVs were sold this year?
某商场商场去年销售了1000台康佳电视，去年的销售比今年减少了50%，今年销售了多少台康佳电视？
<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 - (1/2)</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1_000 / (1/2)</gadget>
<output>2_000</output>

<result>2_000</result>