Mom goes to the supermarket to buy daily necessities. It costs 3.3 yuan to buy a toothbrush and 8.5 yuan to buy a cup. How much did mother spend on these two items?
妈妈去超市买生活用品，买一把牙刷用3.3元，买一个杯子用8.5元，妈妈买这两样用品一共用了多少元？
<gadget id="calculator">3.3 + 8.5</gadget>
<output>11.8</output>

<result>11.8</result>