In the bank passbook of my mother’s salary, the balance in January is 67,100 yuan, the balance in February is 73,200 yuan, and the balance in March is 70,300 yuan. If the mother's salary is the same every month, which month do you think the mother's expenditure is higher? How much is it higher?
妈妈领工资的银行存折上，1月份余额是6.71万元，二月份的余额是7.32万元，三月份的余额是7.03万元．如果妈妈的工资每月都一样，你认为妈妈哪个月的支出高些？高了多少元？
<gadget id="calculator">0.61 + 0.29</gadget>
<output>0.9</output>

<gadget id="calculator">0.9 * 10_000</gadget>
<output>9_000</output>

<result>9_000</result>