There are 15,400 kilograms of rice in the rice store. After 15 days of selling, there are 3,400 kilograms left. How many kilograms are sold per day on average?
米店有大米15400千克，卖了15天后，还剩3400千克，平均每天卖多少千克？
<gadget id="calculator">15_400 - 3_400</gadget>
<output>12_000</output>

<gadget id="calculator">12_000 / 15</gadget>
<output>800</output>

<result>800</result>