1) a) 9m=90dm=900cm
4m=40dm =4000mm
B) 5000mm =500cm =50dm
700cm =70dm =7000mm
C) 800dam =80hm =8km
6km =60hm =600dam
2) a) 220dam +480dam =7000m
1000m-5hm =50dam
6x150dam =900dam
B) 4m+45dm =85dm
72m-20dm =70m
6x220cm =132dm
C) 12dm+20cm=140
725dm-40cm=721dm
80mm:2=4cm
3) A) 8m=80dm
10m=100dm
B) 5m=500cm
3000dm=30dam
C) 2000cm=2dam
8000dm=800m
D) 9hm=900m
7m=700cm
4)8x10m=80m
80m=8dam
40dam-8dam=32dam
32dam:4dam=8(bucati)
5) 50dm=5m
1/2dam=0,5dam=5m
400cm=4m
0,25hm=25m
100cm=1m
1m,4m,5m,5m,25m
