kg = kilogram
hm = hektogram
dam = dekagram
m = gram
dm= desigram
cm = centigram
mm = milig

Catatan :
1 inchi = 2,54 cm = 0,0254 m
1 feet (kaki) = 12 inchi = 12 x 0,0254 m = 0,3048 m
1 yard = 3 feet = 3 x 0,3048 m = 0,9144 m
1 mil = 1,85 km