The fruit shop shipped 15 boxes each of apples and oranges. Apples are 25kg per box and oranges are 18kg per box. How many kilograms more apples were shipped than oranges? (solved by analysis)
水果店运来苹果、桔子各15箱．苹果每箱25千克，桔子每箱18千克．运来的苹果比桔子多多少千克？(用分析法解决)
<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>