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efectueaza trasformarile sicalculaza
8 m+ 5km =  m
4 hm + 32 dam = m
80 km +300 hm =km 
800 cm +20dam =  m
4 m +600= m
3 md + 5 cm = mm 
va rog !! :(

Răspuns :

1)8m + 5 km =8m + 5000m =5008m
2)4 hm +32 dam =400m+320m=720m
3)80km +300 hm=80km + 30km=110 km
4)800cm +20 dam =8m + 200m =208 m
5)4 dm + 600m = 0,4m+600m=600,4 m
6)3 m + 5 cm =3000mm + 50mm=3050mm

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