Xiaoming's parents save for Xiaoming's education in high school. The annual interest rate is 2.25%, and there is no interest tax. If the sum of principal and interest is 1067.5 yuan after three years, how much will be deposited in the bank.
小明父母为小明上高中参加教育储蓄，年利率为2.25%，不用缴纳利息税，若三年后本息和为1067.5元，则开始存入银行多少元．
<gadget id="calculator">2.25 / 100</gadget>
<output>0.0225</output>

<gadget id="calculator">0.0225 * 3</gadget>
<output>0.0675</output>

<gadget id="calculator">1 + 0.0675</gadget>
<output>1.0675</output>

<gadget id="calculator">1_067.5 / 1.0675</gadget>
<output>1_000</output>

<result>1_000</result>