Achimalinnask
a fost răspuns

a)7/3+4/3=; b)4/5+9/5=;c)12/7+3/7=;d)7/9+25/9=;e)4/3+28/3=;f)13/5+6/5=;​

Răspuns :

Vioionela95ask

Răspuns:

A. 7/3+4/3=11/3

b. 4/5+9/5=13/5

c. 12/7+3/7= 15/7

d. 7/9+25/9=32/9

E. 4/3+28/3=32/3

f. 13/5+6/5=19/5

Răspuns:

Explicație pas cu pas:

a)7/3+4/3=11/3=3 2/3      (blank-ul reprezinta intregii fata de fractie)

b)4/5+9/5=13/5=2 3/5

c)12/7+3/7=15/7=2 1/7

d)7/9+25/9=32/9=3 5/9

e)4/3+28/3=32/3=10 2/3

f)13/5+6/5=19/5=3 4/5