ex 5 (a,b) va rog!Până maine?!Dau coroana!

Ex 5 Ab Va RogPână MaineDau Coroana class=

Răspuns :

Drum parcurs in primele doua zile:
2/23+5/23=(2+5)/23=7/23
Drum parcurs in a treia zi:
5/23+1/23=(5+1)/23=6/23
Drum parcurs in cele 3 zile:
7/23+6/23=(7+6)/23=13/23
Drum mai are de parcurs:
1-13/23=23/23-13/23=(23-13)/23=10/23