There are 450 workers in workshop A and B of a certain factory, among which the number of workers in workshop A accounts for 36%. This year, workshop A has recruited another group of workers. At this time, the number of workers in workshop A accounts for 40% of the total number of workers in the factory. How many people will be recruited this year?
某工厂甲乙车间共有工人450人，其中甲车间人数占36%，今年甲车间又招进一批工人，此时甲车间人数占全厂工人总数的40%，今年招进多少人？
<gadget id="calculator">36 / 100</gadget>
<output>9/25 = around 0.36</output>

<gadget id="calculator">1 - (9/25)</gadget>
<output>16/25 = around 0.64</output>

<gadget id="calculator">450 * (16/25)</gadget>
<output>288</output>

<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">288 / (3/5)</gadget>
<output>480</output>

<gadget id="calculator">480 - 450</gadget>
<output>30</output>

<result>30</result>