The original planned annual output value of a factory was 2 million yuan, but the actual output value reached 2.4 million yuan. How much has the actual annual output value increased?
某工厂原计划年产值是200万元，结果实际产值达到240万元，实际年产值增加了多少
<gadget id="calculator">240 - 200</gadget>
<output>40</output>

<gadget id="calculator">40 / 200</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>