Calculeaza: a) 4 x 3 + 5 =

Calculeaza:

Rezolvare

a)

4 x 3 + 5 = 12 + 5 = 17

4 x (3 + 5) = 4 x 8 = 32

b)

7 x 10 - 8 = 70 - 8 = 62

7 x (10 - 8) = 7 x 2 = 14

c)
24 : 2 + 2 = 12 + 2 = 14

24 : (2 + 2) = 24 : 4 = 6

d)

18 : 3 + 6 = 6 + 6 = 12

18 : (3 + 6) = 18 : 9 = 2

Probleme rezolvate matematica clasa 3

Probleme si exercitii rezolvate