Uncle Wang brought in 2 carloads of apples, with an average weight of 195 kg per car, and 2 carloads of pears, with a total weight of 275 kg. How many kilograms more apples than pears were shipped?
王叔叔运来2车苹果，平均每车195千克，又运来2车梨，共重275千克．运来的苹果比梨多多少千克？
<gadget id="calculator">195 * 2</gadget>
<output>390</output>

<gadget id="calculator">390 - 275</gadget>
<output>115</output>

<result>115</result>