Aunt Zhang and Aunt Li have the same monthly salary. Aunt Zhang deposits 30% of her salary in the bank every month, and the rest is used for daily expenses. Aunt Li’s monthly daily expenses are 10% more than Aunt Zhang, and the rest is also After a year of depositing in the bank, Aunt Li found that the total amount she deposited in the bank in 12 months was 5880 yuan less than that of Aunt Zhang. What is the monthly salary of Aunt Li?
张阿姨和李阿姨每月的工资相同，张阿姨每月把工资的30%存入银行，其余的钱用于日常开支，李阿姨每月的日常开支比张阿姨多10%，余下的钱也存入银行，这样过了一年，李阿姨发现，她12个月存入银行的总额比张阿姨少了5880元，则李阿姨的月工资是多少元．
<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">1 - (3/10)</gadget>
<output>7/10 = around 0.7</output>

<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 + (1/10)</gadget>
<output>11/10 = around 1.1</output>

<gadget id="calculator">(7/10) * (11/10)</gadget>
<output>77/100 = around 0.77</output>

<gadget id="calculator">1 - (77/100)</gadget>
<output>23/100 = around 0.23</output>

<gadget id="calculator">(3/10) - (23/100)</gadget>
<output>7/100 = around 0.07</output>

<gadget id="calculator">5_880 / 12 / (7/100)</gadget>
<output>7_000</output>

<result>7_000</result>