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OPERACIONES CON NÚMEROS ENTEROS
Contributed by: Mora Diaz
  • 1. ( - 8 ) - ( - 10 ) =
A) 2
B) 5
C) 10
D) - 2
  • 2. ( 5 )x( - 3 ) =
A) 15
B) - 15
C) 8
D) -8
  • 3. - 6 - 4 =
A) 24
B) -24
C) 10
D) - 10
  • 4. ( -20 ) + ( - 30 ) =
A) 60
B) 50
C) -60
D) - 50
  • 5. ( - 10 ) - ( 4 ) =
A) -6
B) 6
C) - 14
D) 14
  • 6. ( - 5 ) x ( - ( 4 ) =
A) -1
B) -20
C) 20
D) 1
  • 7. ( 7 ) - ( - 7 ) =
A) - 14
B) 0
C) 2
D) 14
  • 8. ( - 20 ) / 2 =
A) 10
B) - 10
C) 22
D) -22
  • 9. ( - 50 ) + ( - 30 ) + 20 =
A) - 60
B) 60
C) -30
D) 50
  • 10. ( - 9 ) x ( -2 ) =
A) - 18
B) 18
C) 15
D) -7
  • 11. ( 5 ) - ( - 5) =
A) -10
B) 10
C) 25
D) -25
  • 12. 5. ( - 6 ) =
A) 30
B) -9
C) 9
D) - 30
  • 13. - ( - 8 - 4 ) =
A) - 12
B) 12
C) -24
D) 24
  • 14. ( - 8 ) / ( - 4 ) =
A) 2
B) -12
C) -2
D) 12
  • 15. [ 10 - ( 8 - 2 ) - 5 ] =
A) 6
B) 1
C) - 1
D) 6
  • 16. - { - 2 + 8 + ( 3 - 8 ) - 5 } =
A) 2
B) - 4
C) 4
D) 7
  • 17. (-8).( - 6 ) =
A) 2
B) - 2
C) 48
D) - 48
  • 18. ( 100) / ( - 20) =
A) -5
B) 2
C) 4
D) 5
  • 19. (-2 )x(-3 )x( -5 ) =
A) -30
B) -10
C) 10
D) 30
  • 20. - 2 x ( 5 - 7 ) - ( -4 ) x ( 3 + 2 ) =
A) 10
B) 20
C) - 24
D) 24
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