Odpowiedź:
42min=42/60=0.7h
135s=2min 15 sek= 2.25min
140cm=1m 40 cm= 1.4m
30m= 30/1000= 0.03km
2500g=2kg 500g= 2.5kg
320kg= 320/1000= 0.32t
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Odpowiedź:
42min=42/60=0.7h
135s=2min 15 sek= 2.25min
140cm=1m 40 cm= 1.4m
30m= 30/1000= 0.03km
2500g=2kg 500g= 2.5kg
320kg= 320/1000= 0.32t