Huanhuan went to the supermarket and bought a bag of biscuits. The price was one decimal. The careless cashier at the checkout charged Huanhuan 46.8 yuan more because he didn’t see the decimal point. What is the correct price of the biscuits?
欢欢到超市里买了一袋饼干，价钱是一位小数，结账时粗心的收银员由于没有看到小数点，多收了欢欢46.8元，饼干的正确价格应该是多少元．
<gadget id="calculator">10 - 1</gadget>
<output>9</output>

<gadget id="calculator">46.8 / 9</gadget>
<output>5.2</output>

<result>5.2</result>