Xiao Cong goes to the supermarket to buy French fries, each bag of French fries is 4 yuan, Xiao Cong gives 50 yuan to the salesperson, and gets back 2 yuan. How many bags of chips did Xiao Cong buy?
小聪去超市买薯条，薯条每袋4元，小聪给营业员50元钱，找回2元．小聪买了多少袋薯条？
<gadget id="calculator">50 - 2</gadget>
<output>48</output>

<gadget id="calculator">48 / 4</gadget>
<output>12</output>

<result>12</result>