A pile of coal was originally planned to burn 9.2 tons per day, and it took 160 days to burn it out. Due to the reconstruction of the stove, 1.2 tons per day was saved. How many more days can these coals be burned?
一堆煤，原计划每天烧9.2吨，160天烧完，由于改建了炉灶，每天节约1.2吨，这些煤可以多烧多少天？
<gadget id="calculator">9.2 - 1.2</gadget>
<output>8</output>

<gadget id="calculator">160 / 8</gadget>
<output>20</output>

<gadget id="calculator">9.2 * 20</gadget>
<output>184</output>

<gadget id="calculator">184 - 160</gadget>
<output>24</output>

<result>24</result>