JERARQUIA DE LAS OPERACIONES. Reforzamiento.

15 x 3 + (8 x 3) =

10 – 4 + (4) =

8 / (-4) X 2 =

(5 + 20) / (3 +2) =

10 + 10 / 10 =

-4 – 6 X 7 =

3 + (10 X 2) – 5 =

12 / 4 + (2 x 3) -8 =

2 x 5 – 4 x 5 + 20 =

7 + 3 x 8 / 4 - 5=

-46

10

69

5

11

8

-4

10

18

1