Răspuns :
Sandel are in plus 8 baloane fata de Catalin
c /......./
s /......./...+8
impreuna au 18 baloane
cat reprezinta segmentele egale?
18 - 8 = 10
cat este un segment?
10 : 2 = 5
cate baloane are Catalin?
1 x 5 = 5
cate baloane are Sandel?
5 + 8 = 13
c /......./
s /......./...+8
impreuna au 18 baloane
cat reprezinta segmentele egale?
18 - 8 = 10
cat este un segment?
10 : 2 = 5
cate baloane are Catalin?
1 x 5 = 5
cate baloane are Sandel?
5 + 8 = 13