Teacher Wang's basic salary in April this year is 848 yuan, and the extra class allowance is several yuan. According to the relevant regulations of the tax department: all monthly income exceeding 1,000 yuan is subject to 5% personal income tax. Teacher Wang pays personal income tax of 14 yuan this month. How much is his class hour allowance in April?
王老师今年四月份的基本工资是848元，额外的课时津贴费若干元．按照税务部门的有关规定：月所有收入超出1000元的部分，按5%征收个人所得税．王老师这个月缴纳个人所得税14元，他四月份的课时津贴费是多少元？
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">14 / (1/20)</gadget>
<output>280</output>

<gadget id="calculator">1_000 - 848</gadget>
<output>152</output>

<gadget id="calculator">280 + 152</gadget>
<output>432</output>

<result>432</result>