Xiao Ming went to the supermarket to buy stationery and spent 8.8 yuan, and bought food for 5.5 yuan, leaving 2.2 yuan. How much money did Xiao Ming bring to the supermarket?
小明去超市买文具用了8.8元，买食品用了5.5元，还剩2.2元，小明带了多少钱去超市？
<gadget id="calculator">8.8 + 5.5 + 2.2</gadget>
<output>16.5</output>

<result>16.5</result>