Li Ming deposits 2,000 yuan in the bank with an annual interest rate of 2.35% for two years. How much can he get back the principal and after-tax interest when it matures? (5% interest tax)
李明把2000元钱存入银行，年利率为2.35%，定期两年，到期时可取回本金和税后利息共多少元？(5%的利息税)
<gadget id="calculator">2.35 / 100</gadget>
<output>0.0235</output>

<gadget id="calculator">2_000 * 0.0235 * 2</gadget>
<output>94</output>

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

<gadget id="calculator">1 - (1/20)</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">94 * (19/20)</gadget>
<output>893/10 = around 89.3</output>

<gadget id="calculator">2_000 + (893/10)</gadget>
<output>20_893/10 = around 2_089.3</output>

<result>20_893/10 = around 2_089.3</result>