Xiaodong's weight is 33.13kg, Xiaomin is 2.15kg lighter than Xiaodong, and Panpan is 3.8kg heavier than Xiaomin. How many kilograms does Panpan weigh?
小东的体重是33.13kg，小民比小东轻2.15kg，盼盼比小民重3.8kg，盼盼的体重是多少千克？
<gadget id="calculator">33.13 - 2.15</gadget>
<output>30.98</output>

<gadget id="calculator">30.98 + 3.8</gadget>
<output>34.78</output>

<result>34.78</result>