Changfeng Electric Fan Factory plans to produce 2,800 electric fans. 672 units have been produced in the first 6 days. According to this calculation, how many days will be required to complete the task?
长风电扇厂计划生产2800台电扇．前6天已经生产了672台，照这样计算，还要生产多少天才能完成任务？
<gadget id="calculator">2_800 - 672</gadget>
<output>2_128</output>

<gadget id="calculator">672 / 6</gadget>
<output>112</output>

<gadget id="calculator">2_128 / 112</gadget>
<output>19</output>

<result>19</result>