The iron and steel plant originally planned to produce 133,800 tons of steel for the whole year, but in the first half of the year it produced 79,600 tons, and in the second half of the year it produced 0,400 tons more than in the first half. How many tons more than the original plan for the whole year?
钢铁厂原计划全年生产钢材13.38万吨，结果上半年生产了7.96万吨，下半年比上半年多生产了0.04万吨．全年超过原计划多少万吨？
<gadget id="calculator">0.04 - 13.38</gadget>
<output>-13.34</output>

<gadget id="calculator">7.96 + 7.96 + (-13.34)</gadget>
<output>2.58</output>

<result>2.58</result>