1) a) 4 dam = 400 dm;
b) 5000 l = 5 kl;
c) 7 kg = 70 kg = 700 dag = 7000 g;
2)
a)33 zile
b)6 saptaani
c)29 luni
3) |____________| bucata mica
|____________|....28...| bucata mare
300 cm-28 cm=272 cm, reprezinta de doua ori bucata mica.
272:2=136 cm= bucata mica
136+28=164 cm= bucata mare