7. Efectuează:
a) 4 x (6 + 2) =
5x (9 + 1) =
3 x (1 + 2 + 4) =
9x (2 + 3 + 4) =
(1 + 6 + 2) x 7 =
b) 4x (5 - 2 + 3) + 3 x (9 - 4 + 2) + 4 x (1 + 2 + 4) =
(5 - 1 + 3) x 6 + (8 - 2 - 3) x 3 + (6 - 3 - 1) x 4 = ​

Răspuns :

a) 4x8=32
5x10=50
3x7=21
9x9=81
9x7=63

b)4x6+3x7+4x7=73

7x6+1x3+2x4=53

7. Efectuează:

a) 4 x (6 + 2) =32

5x (9 + 1) =50

3 x (1 + 2 + 4) =21

9x (2 + 3 + 4) =81

(1 + 6 + 2) x 7 =63

b) 4x (5 - 2 + 3) + 3 x (9 - 4 + 2) + 4 x (1 + 2 + 4) =73

(5 - 1 + 3) x 6 + (8 - 2 - 3) x 3 + (6 - 3 - 1) x 4 = ​59

[tex]\red{Succes}[/tex] [tex]\orange{la}[/tex] [tex]\green{teme}[/tex] [tex]\blue{in}[/tex] [tex]\purple{continuare}[/tex][tex]\pink{!!!:))))}[/tex]