1 milligram = 10-6 kilograms (a millionth)
so 5.438 mg = 5.438*10-6 kg
To convert kilograms (kg) to milligrams (mg), you multiply by 1,000,000 since there are 1,000,000 milligrams in a kilogram. Therefore, 0.250 kg is converted to mg by calculating 0.250 kg × 1,000,000 mg/kg, which equals 250,000 mg.
Answer1kg is equal to 1,000,000 mg.
1,000,000 mg = 1 kg
1 kg = 1000000 mg
There are 1 million milligrams (mg) in one kilogram (kg).
kg
0.4 mg
Divide mg by 1,000,000 to get kg.
Multiply kg by 1,000,000 to get the equivalent mg
1 kg is 1,000,000 mg
1200 mg = 0.0012 kg
7 kg is 7,000,000 mg