There are 140 male employees in the light bulb factory, and 30 female employees are 1.4 times the number of male employees. How many employees does this factory have?
灯泡厂有男职工140人，女职工比男职工人数的1.4倍少30人，这个厂共有多少名职工？
<gadget id="calculator">140 * 1.4</gadget>
<output>196</output>

<gadget id="calculator">196 - 30</gadget>
<output>166</output>

<gadget id="calculator">166 + 140</gadget>
<output>306</output>

<result>306</result>