a)4t= 4000kg
430 kg < 4t 30 kg
rezolvare
430 < 4030
1kg=1000g
2kg 500 g = 2500g
rezolvare
2×1000+500=2500
b)1km=1000m 8km=8000m
8km 50m < 8500m
rezolvare 8×1000+50=8050<8500
1000mm=1m 30000mm=30m
30000mm>3m
rezolvare
30>3
c)100bani=1 leu 5000bani=50 lei
5000 bani < 500 lei
rezolvare
50lei<500 lei
1000 bani=10 lei 6025bani =10 lei 25 bani
6lei 25<6025bani
rezolvare
6lei 25 bani< 60 lei 25 bani