Zhang’s mother deposits 26,000 yuan in the bank for three years, with an annual interest rate of 5%. After three years, how much money can Zhang’s mother withdraw from the principal and interest?
张妈妈存入银行2.6万元，定期三年，年利率是5%，三年后，张妈妈能取出本金和利息共多少元？
<gadget id="calculator">2.6 * 10_000</gadget>
<output>26_000</output>

<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">26_000 * (1/20) * 3</gadget>
<output>3_900</output>

<gadget id="calculator">3_900 + 26_000</gadget>
<output>29_900</output>

<result>29_900</result>