Name _______________________________________ © 2007, A. Azzolino   www.mathnstuff.com/papers/condots/packa.htm Simplify each expression. Connect answers in order. Start a new line. 1. -13 - 12 = -25 2. 3 - 5 = -2 3. -10 - 6 = -16 4. 12 - 0 = 12 5. -14 - -20 = 6 6. -2 - 2 = -4 7. 3 - -13 = 16 8. 11 - 10 = 1 9. -19 - 3 = -22 10. -2 - 19 = -21 11. 3 - -6 = 9 12. 1 - -3 = 4 13. 3 - -14 = 17 14. 2 - 16 = -14 15. -8 - 12 = -20 16. 18 - 11 = 7 17. -5 - 4 = -9 18. 9 - -15 = 24 19. -1 - 18 = -19 20. 5 - 16 = -11 Start a new line. 21. -8 - 14 = -22 22. -16 - -9 = -7 23. 50 - -10 = 60 24. -14 - 18 = -32 25. -20 - 6 = -26 26. -18 - 17 = -35 27. 12 - -11 = 23 28. 13 - 2 = 11 29. -13 - 20 = -33 30. 17 - -20 = 37 31. -7 - -12 = 5 32. 2 - -16 = 18 33. 16 - -5 = 21 34. 2 - -20 = 22 35. 19 - -10 = 29 36. -1 - -15 = 14 37. 15 - -12 = 27 39. -12 - 12 = -24 40. -10 - -3 = -7 Start a new line. 41. -6 - 0 = -6 42. -20 - -12 = -8 43. 11 - -17 = 28 44. 18 - -12 = 30 45. 12 - -19 = 31 46. -5 - 1 = -6 47. 15 - -18 = 33 48. 10 - 0 = 10 49. 7 - -13 = 20 50. -10 - -2 = -8 Start a new line. 51. 4 - -1 = 5 52. 25 - -25 = 50 53. 4 - -4 = 8 54. 20 - 7 = 13 55. -4 - 6 = -10 56. -16 - -4 = -12 57. 17 - -2 = 19 58. 11 - 14 = -3 59. -20 - -20 = 0 60. -7 - 6 = -13 61. -9 - -8 = -1 62. -5 - -9 = 4 63. -13 - 10 = -23 64. -60 - 20 = -80 65. 0 - 5 = -5 66. 10 - 11 = -1 Start a new line. 67. 7 - 12 = -5 68. 30 - 59 = -29 69. -8 - 5 = -13 Start a new line. 70. -1 - -1 = 0 71. 34 - 2 = 32 72. -17 - 17 = -34 73. 5 - 2 = 3 74. -14 - 14 = -28 75. 40 - 0 = 40 76. -11 - -1 = -10 Start a new line. 77. -3 - 9 = -12 78. -17 - 14 = -31 79. -13 - 17 = -30 80. -1 - 17 = -18 81. 19 - 16 = 3 82. 0 - 18 = -18 83. -7 - -4 = -3