The fruit shop shipped 15 boxes of apples and 15 boxes of bananas, each box of bananas weighed 25 kg, and each box of apples weighed 18 kg. How many kilograms did the bananas from the fruit shop weigh more than the apples?
水果店运来苹果和香蕉各15箱，每箱香蕉25千克，每箱苹果重18千克，水果店运来的香蕉比苹果重多少千克？
<gadget id="calculator">25 * 15</gadget>
<output>375</output>

<gadget id="calculator">18 * 15</gadget>
<output>270</output>

<gadget id="calculator">375 - 270</gadget>
<output>105</output>

<result>105</result>