There are 130 pears in three piles. The second pile is 3 times as many as the first pile, and the third pile is 10 more than twice the number of pears in the second pile. Ask: Among the three piles, how many pears are the most pears more than the least? pear?
三堆梨共130个，第二堆梨是第一堆梨的3倍，第三堆比第二堆梨的2倍多10个，问：三堆梨中，最多的比最少的多多少个梨？
<gadget id="calculator">130 - 10</gadget>
<output>120</output>

<gadget id="calculator">3 * 2</gadget>
<output>6</output>

<gadget id="calculator">3 + 6 + 1</gadget>
<output>10</output>

<gadget id="calculator">120 / 10</gadget>
<output>12</output>

<gadget id="calculator">12 * 3</gadget>
<output>36</output>

<gadget id="calculator">36 * 2</gadget>
<output>72</output>

<gadget id="calculator">72 + 10</gadget>
<output>82</output>

<gadget id="calculator">82 - 12</gadget>
<output>70</output>

<result>70</result>