Question

Resuelva, paso a paso, cada uno de los siguientes cálculos combinados:


3 x (4 - 2) x 2 + (3 - 1) x 4 =

1 + (5 + 3) : 2 +2 x (5 + 7) x 3 =

2 x [ 9 : ( 6 - 3)] + 9 x ( 18 - 5) =

Answer 1

3 x (4 - 2) x 2 + (3 - 1) x 4 =

3 x 2 x 2 + (3 - 1) x 4

3 x 2 x2 + 2 x 4

6 x 2 + 2 x 4

12 + 8

20,,

1 + (5 + 3) : 2 +2 x (5 + 7) x 3 =

1 + 8 : 2 + 2 x (5 + 7) x 3

1 + 8 : 2 + 2 x 12 x 3

1 + 4 + 2 x 12 x 3

1 + 4 + 24 x 3

1 + 4 + 72

5 + 72

77,,

2 x [ 9 : ( 6 - 3)] + 9 x ( 18 - 5) =

2 x { 9 : 3 } + 9 x ( 18 - 5)

2 x 3 + 9 x ( 18 - 5)

2 x 3 + 9 x 13

6 + 9 x 13

6 + 117

123,,