Grandma puts 12 liters of oil into 6 large oil pots on average, and divides one large pot of oil into 4 bottles evenly. How many milliliters of oil is in each bottle?
奶奶把12升油平均装在6个大油壶里，把其中一大壶油又平均分在4个瓶子里，每瓶有多少毫升油？
<gadget id="calculator">12 * 1_000</gadget>
<output>12_000</output>

<gadget id="calculator">12_000 / 6 / 4</gadget>
<output>500</output>

<result>500</result>