180 baskets of radishes and 220 baskets of cabbage are shipped from the vegetable market, each basket of radish is 60 kg, and each basket of cabbage is 45 kg. How many kilograms more radishes are shipped than cabbages?
菜场运来180筐萝卜和220筐白菜，每筐萝卜60千克，每筐白菜45千克．运来的萝卜比白菜多多少千克？
<gadget id="calculator">180 * 60</gadget>
<output>10_800</output>

<gadget id="calculator">220 * 45</gadget>
<output>9_900</output>

<gadget id="calculator">10_800 - 9_900</gadget>
<output>900</output>

<result>900</result>