On September 4, 2014, grandma withdrew the two-year lump sum deposit and got an interest of 1,425 yuan, with an annual interest rate of 3.75%. Please calculate how much grandma saved at that time?
14年9月4日，奶奶将整存整取两年的钱取出来，得到利息1425元，年利率为3.75%．请你算一算奶奶当时存了多少钱？
<gadget id="calculator">3.75 / 100</gadget>
<output>0.0375</output>

<gadget id="calculator">1_425 / 2 / 0.0375</gadget>
<output>19_000</output>

<result>19_000</result>