a) 0,002 km= 2000mm, 15m=15000mm, 75cm=750, 80dam=800000mm, 65m=65000mm, 0,15hm=15000
b)0,0321hm=3210mm, 0,4dam=4000mm, 100,2cm=1002mm, 31m=31000mm, 0,0001km=100mm, 15dm=1500mm
c)1,24m=1240mm, 0,71km=710000mm, 0,45dam=4500, 1,2hm=120000mm, 321dm=32100mm, 955cm=9550
