Odpowiedź:
a) 1/2 cm = 5 mm
6 1/2 = 65 mm
1/2 m = 50 cm
5 1/2 m = 550 cm
1/4 km = 250 m
8 1/4 km = 8250 m
b) 1/2 kg = 50 dag
4 1/2 kg = 450 dag
1/4 kg = 250 g
6 1/4 kg = 6250 g
1/2 t = 500 kg
25 1/2 t = 25500 kg
