Dad's salary increased by 200 yuan this month because the salary went up by 5%, so how much is dad's salary this month?
爸爸这个月的工资增加了200元，是因为工资上浮了5%，那么爸爸这个月的工资是多少元．
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">200 / (1/20)</gadget>
<output>4_000</output>

<gadget id="calculator">4_000 + 200</gadget>
<output>4_200</output>

<result>4_200</result>