The store brings in 14 baskets of apples, each weighing 45 kilograms, and sells 400 kilograms, how many kilograms are left?
商店运进14筐苹果，每筐45千克，卖掉了400千克，还剩下多少千克？
<gadget id="calculator">45 * 14</gadget>
<output>630</output>

<gadget id="calculator">630 - 400</gadget>
<output>230</output>

<result>230</result>