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OPERACIONES COMBINADAS DE NUMEROS ENTEROS3?

OPERACIONES COMBINADAS DE NUMEROS ENTEROS3. Calcula las siguientes operaciones combinadas con números enteros : a) –12 + ( - 64) + ( - 17) + 4 = b) 25 – 50 – 56 + 50 – 25 + 56 = c) 3 ⋅ [ - 3 + ( - 3)] – 14 : ( - 7) = d) 2 ⋅ [3 + ( - 2) ⋅ 5] + ( - 2)⋅( - 5)⋅( - 3) = e) – 6 – 5 ⋅ [5 ( - 2) – 5] + ( - 5) ⋅ 4 = f) –9 : 3 – [ (8 –10) – (9 - 2)] = g) [( - 4) 2 + 20 ] : ( - 4) + 2 (9 : ( - 3)) = h) ( - 35) : ( - 5) – 3 ⋅ (5 – 7) = i) [( - 4) : ( + 2)] – [( + 7) – ( - 2)] = j) [( + 3) - ( + 5) + ( + 4)] : [( + 15) : ( - 3) – ( - 7)] = k) - 13⋅ ( + 3) - ( - 12) ⋅ ( + 7) = l) [( - 25) + 5 - ( - 2)] : ( - 8) = m) –8 ⋅ [ 5 - ( - 2 )] – 48 : [6 + ( - 14)] = n) –11 ⋅ [10 + ( - 7)] + 36 : [( - 1) - ( - 10)] = o) 42 : [( - 6) – ( - 3)] + 28 : [ - 6 - ( - 8).

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- 12 + ( - 64) + ( - 17) + 4 = - 12 - 64 - 17 + 4 = - 78 - 17 + 4 = - 95 + 4 = - 91 25 - 50 - 56 + 50 - 25 + 56 = - 75 - 56 + 50 - 25 + 56 = - 131 + 50 - 25 + 56 = - 81 - 25 + 56 = - 106 + 56 = - 50 3 . [ - 3 + ( - 3)] - 14 : ( - 7) = 3 . [ - 3 - 3 ] - 14 : ( - 7) = 3 .

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Lulitatola12345

8

- 12 + ( - 64) + ( - 17) + 4 = - 12 - 64 - 17 + 4 = - 78 - 17 + 4 = - 95 + 4 = - 91

25 - 50 - 56 + 50 - 25 + 56 = - 75 - 56 + 50 - 25 + 56 = - 131 + 50 - 25 + 56 = - 81 - 25 + 56 = - 106 + 56 = - 50

3 .

[ - 3 + ( - 3)] - 14 : ( - 7) =

3 .

[ - 3 - 3 ] - 14 : ( - 7) =

3 .

( - 6) - 14 : ( - 7) =

( - 18) - ( - 2) =

( - 18) + 2 = - 16

2 .

[ 3 + ( - 2) .

5 ] + ( - 2) .

( - 5) .

( - 3) =

2 .

[ 3 + ( - 10)] + ( - 2) .

( - 5) .

( - 3) =

2 .

[ 3 - 10 ] + ( - 2) .

( - 5) .

( - 3) =

2 .

( - 7) + ( - 2) .

( - 5) .

( - 3) =

( - 14) + 10 .

( - 3) =

( - 14) + ( - 30) = - 14 - 30 = - 44 - 6 - 5 .

[ 5. ( - 2) - 5 ] + ( - 5) .

4 = - 6 - 5 .

[ ( - 10) - 5 ] + ( - 5) .

4 = - 6 - 5 .

( - 15) + ( - 5) .

4 = - 6 - ( - 75) + ( - 20) = - 6 + 75 - 20 =

69 - 20 =

49 - 9 : 3 - [ (8 - 10) - (9 - 2) ] = - 9 : 3 - [ ( - 2) - 7 ] = - 9 : 3 - [ - 2 - 7] = - 9 : 3 - ( - 9) = - 3 + 9 =

6

[ ( - 4) .

2 + 20] : ( - 4) + 2 .

(9 : ( - 3)) =

[ - 8 + 20 ] : ( - 4) + 2 .

(9 : ( - 3)) =

12 : ( - 4) + 2 .

(9 : ( - 3)) =

12 : ( - 4) + 2 .

( - 3) =

( - 3) + ( - 6) = - 3 - 6 = - 9

( - 35) : ( - 5) - 3 .

(5 - 7) =

( - 35) : ( - 5) - 3 .

( - 2) =

7 - ( - 6) =

7 + 6 =

13

[( - 4) : ( + 2) ] - [ ( + 7) - ( - 2)] =

( - 2) - (7 + 2 ) =

( - 2) - 9 = - 2 - 9 = - 11

[ ( + 3) - ( + 5) + ( + 4) ] : [ ( + 15) : ( - 3) - ( - 7) ] =

[ 3 - 5 + 4 ] : [ - 5 + 7 ] =

2 : 2 =

1 - 13 .

( + 3) - ( - 12) .

( + 7) =

( - 39) - ( - 84) = - 39 + 84 =

45

[ ( - 25) + 5 - ( - 2)] : ( - 8) =

[ ( - 25) + 5 + 2 ] : ( - 8) =

[ - 25 + 5 + 2 ] : ( - 8) =

[ 20 + 2 ] : ( - 8) =

22 : ( - 8) = - 2, 75 - 8 .

[ 5 - ( - 2)] - 48 : [ 6 + ( - 14)] = - 8 .

[ 5 + 2 ] - 48 : [ 6 - 14) = - 8 .

7 - 48 : ( - 8) = - 56 - ( - 6) = - 56 + 6 = - 50 - 11 .

[10 + ( - 7)] + 36 : [ ( - 1) - ( - 10)] = - 11 .

[ 10 - 7 ] + 36 : [ - 1 + 10 ] = - 11 .

3 + 36 : 9 = - 33 + 4 = - 29

42 : [ ( - 6) - ( - 3)] + 28 : [ - 6 - ( - 8)] =

42 : [ - 6 + 3 ] + 28 : ( - 6 + 8 ] =

42 : ( - 3) + 28 : 2 =

( - 14) + 14 =

0.