A chemical fertilizer factory produced 501,600 tons of fertilizers in the second half of last year, 109,500 tons more than in the first half of the year. How many tons of fertilizers were produced in total last year?
某化肥厂去年下半年生产化肥50.16万吨，比上半年多生产10.95万吨，去年全年共生产化肥多少万吨？
<gadget id="calculator">50.16 - 10.95</gadget>
<output>39.21</output>

<gadget id="calculator">39.21 + 50.16</gadget>
<output>89.37</output>

<result>89.37</result>