aantal sommen niveau 1: 10 - 20 - 30 - 40 - 50
aantal sommen niveau 2: 10 - 20 - 30 - 40 - 50
aantal sommen niveau 3: 10 - 20 - 30 - 40 - 50
aantal sommen niveau 4: 10 - 20 - 30 - 40 - 50
20 dm =dam7 dam =dm
60 dm =hm8 cm =m
50 dam =km0.006 km =m
4 dam =km0.08 dam =dm
3 cm =m10 mm =dm
90 mm =m600 cm =dam
90 dm =hm8 mm =dm
9 m =hm0.8 m =mm
0.02 dam =dm1 mm =dm
10 hm =dm100 cm =dam
0.3 m =cm1 dm =dam
0.3 dam =dm0.5 m =cm
90 m =km100 dam =km
40 m =km0.05 km =m
10 cm =m0.1 hm =dm
2 mm =dm2 m =cm
4 dm =dam0.006 dam =cm
10 dam =cm0.01 m =cm
40 dm =hm8 dm =dam
6 dam =km40 dam =km
0.1 m =cm7000 mm =m
1000 mm =dm1000 mm =m
0.2 dm =mm9 mm =m
0.006 hm =dm100 dm =hm
400 dam =km50 m =hm

antwoorden