1 kilometer = 1000 meters
1 meter = 100 centimeters
1 centimeter = 10 millimeters
1 kilogram = 1000 grams
1 gram = 1000 milligrams
1 liter = 1000 milliliters
1 milliliter = 1 cubic centimeter
To convert larger to smaller units, multiply
To convert smaller to larger units, divide
Metric prefixes:
kilo = 1000
hecto = 100
deka = 10
base unit = 1
deci = 0.1
centi = 0.01
milli = 0.001