Dad's monthly income is 2,000 yuan, and mother's monthly income is 1,800 yuan. 25% of the monthly income is used for food, 15% is used for daily expenses, and the rest is deposited in the bank. How much money is deposited in the bank?
爸爸每月收入2000元，妈妈每月收入1800元，每月收入的25%用于伙食，15%用于日常开支出，剩下的存入银行．存入银行的钱有多少元？
<gadget id="calculator">2_000 + 1_800</gadget>
<output>3_800</output>

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">(1/4) + (3/20)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">3_800 * (3/5)</gadget>
<output>2_280</output>

<result>2_280</result>