Xiao Wu is a vegetable farmer. He shipped 46.5 kilograms of cabbage to the vegetable wholesale market on Monday, sold 33.9 kilograms of cabbage on Tuesday, and shipped another 50.5 kilograms of cabbage from the wholesale market on Wednesday. How many kilograms of cabbage are left in the end?
小吴是一个菜农，他星期一去蔬菜批发市场运来46.5千克白菜，星期二卖掉了33.9千克白菜，星期三又从批发市场运来50.5千克白菜，最后剩下多少千克白菜？
<gadget id="calculator">46.5 - 33.9</gadget>
<output>12.6</output>

<gadget id="calculator">12.6 + 50.5</gadget>
<output>63.1</output>

<result>63.1</result>