A car company exported 13,000 cars in February, an increase of 30% over the previous month. How many cars were exported in January?
某汽车公司二月份出口汽车1.3万辆，比上月增长三成，一月份出口汽车多少辆？
<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">1 + (3/10)</gadget>
<output>13/10 = around 1.3</output>

<gadget id="calculator">1.3 / (13/10)</gadget>
<output>1</output>

<result>1</result>