A factory produces 550 TVs in February and 605 TVs in March. How much is the increase in March compared to February?
某厂二月生产电视机550台，三月生产电视机605台，三月比二月增产多少
<gadget id="calculator">605 - 550</gadget>
<output>55</output>

<gadget id="calculator">55 / 550</gadget>
<output>1/10 = around 0.1</output>

<result>1/10 = around 0.1</result>