The power plant now burns 13.2 tons of coal per day, which is 1.1 tons less than before. How many more days can it burn coal that used to burn for 120 days?
电厂现在每天烧煤13.2吨，比原来每天节约1.1吨，原来烧120天的煤，现在可以多烧多少天？
<gadget id="calculator">13.2 + 1.1</gadget>
<output>14.3</output>

<gadget id="calculator">14.3 * 120</gadget>
<output>1_716</output>

<gadget id="calculator">1_716 / 13.2</gadget>
<output>130</output>

<gadget id="calculator">130 - 120</gadget>
<output>10</output>

<result>10</result>