calculează ,ajutandute de desen a)1/7+2/7,b)2/10+3/10 c)2/6+1/6 d)2/9+2/9+2/9,e)1/4,1/4,2/4,​

Răspuns :

Răspuns:

a. 3/7

b. 5/10=1/2

c. 3/6=1/2

d. 6/9=2/3

e. 4/4=1

Răspuns:

a) 3/7

b) 5/10

c) 3/6

d) 6/9

e) 4/4