400 Milligrams Is How Many Kilograms?


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Jack Spink answered
There are 1000 Milligrams in 1 Kilogram. Therefore, 400 mg is 0.400 Kg all you have to do is move the decimal point to the right three spots to convert milligrams to kilograms. I hope this helps. That's the beauty of the Metric System, makes it easy to convert with in Metric. Take care.

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