The flour processing factory processes 63 bags of flour in the morning and 43 bags of flour in the afternoon. One bag of flour weighs 25 kilograms. How much more is processed in the morning than in the afternoon?
面粉加工厂上午加工面粉63袋，下午加工面粉43袋，一袋面粉重25千克，上午比下午多加工多少千克？
<gadget id="calculator">63 - 43</gadget>
<output>20</output>

<gadget id="calculator">20 * 25</gadget>
<output>500</output>

<result>500</result>