Răspuns:
ex 2.
3 kg=30000 dg
7 hg= 7000 cg
8 t= 8000 kg
14 q= 1400 kg
12 hg= 1200 g
27 dag= 2700 dg
3 hg= 3000 dg
7000 cg= 7 dag
2800 dg= 280 cg
1040 dg=104 g
ex 3.
1/2 kg=500 g
1/4 kg= 250 g
3/4 kg= 750 g
ex 4.
12800 g= 128 hg
800 hg= 80 dag
15000 t= 15 kg
4000 cg= 40 g