The school cafeteria bought 970 kilograms of rice and ate it for 3 days, leaving 430 kilograms. How many kilograms do you eat on average per day?
学校食堂买来大米970千克，吃了3天，还剩430千克．平均每天吃多少千克？
<gadget id="calculator">970 - 430</gadget>
<output>540</output>

<gadget id="calculator">540 / 3</gadget>
<output>180</output>

<result>180</result>