There are 128 female workers in a certain factory, and the number of female workers is 40% of the number of male workers. How many workers are there in the whole factory?
某工厂有女工128人，女工人数是男工人数的40%，全厂有多少人？
<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">128 / (2/5)</gadget>
<output>320</output>

<gadget id="calculator">320 + 128</gadget>
<output>448</output>

<result>448</result>