Mr. Wang deposited 5,000 yuan in the bank for three years, with an annual interest rate of 2.5%, and the tax on the interest was calculated at 20%. Please help Mr. Wang to calculate how much she should get in total for the principal and after-tax interest when it is due?
王老师把5000元钱存入银行，定期三年，年利率是2.5%，利息的税金按20%计算．请你帮助王老师算一算，到期时本金和税后利息她一共应得多少元？
<gadget id="calculator">2.5 / 100</gadget>
<output>0.025</output>

<gadget id="calculator">5_000 * 0.025 * 3</gadget>
<output>375</output>

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">375 * (1/5)</gadget>
<output>75</output>

<gadget id="calculator">375 - 75</gadget>
<output>300</output>

<gadget id="calculator">5_000 + 300</gadget>
<output>5_300</output>

<result>5_300</result>