a)
1/2cm = 5mm
7 i 1/2cm = 75 mm
1/5m = 20cm
3 i 1/5m = 320
1/4km = 250m
3 i 1/4km = 3250m
b)
1/2kg = 50 dag
6 i 1/2kg = 650 dag
1/10kg = 100g
5 i 1/10kg = 5100g
1/2t = 500kg
30 i 1/2t = 30 500kg
