A pile of coal is 3.6 tons, and the original stove can be burned for 10 days. After the stove is improved, 0.06 tons of coal can be saved every day compared with the original one. How many more days can this pile of coal be burned now? (Solved using two arithmetic methods)
一堆煤有3.6吨，用原来的炉灶可以烧10天，改进炉灶后，现在每天比原来节省0.06吨煤，这堆煤现在可以比原来多烧多少天？(用两种算术方法解答)
<gadget id="calculator">3.6 / 10</gadget>
<output>0.36</output>

<gadget id="calculator">0.36 - 0.06</gadget>
<output>0.3</output>

<gadget id="calculator">3.6 / 0.3</gadget>
<output>12</output>

<gadget id="calculator">12 - 10</gadget>
<output>2</output>

<result>2</result>