| 两位数减整十数 | |||||||||||||||||||
| 1. | 95 | - | 90 | = | 26. | 88 | - | 50 | = | 51. | 67 | - | 60 | = | 76. | 77 | - | 70 | = |
| 2. | 93 | - | 30 | = | 27. | 13 | - | 10 | = | 52. | 79 | - | 30 | = | 77. | 53 | - | 40 | = |
| 3. | 86 | - | 80 | = | 28. | 99 | - | 80 | = | 53. | 97 | - | 20 | = | 78. | 82 | - | 60 | = |
| 4. | 79 | - | 50 | = | 29. | 26 | - | 10 | = | 54. | 94 | - | 20 | = | 79. | 37 | - | 30 | = |
| 5. | 93 | - | 40 | = | 30. | 45 | - | 40 | = | 55. | 60 | - | 40 | = | 80. | 27 | - | 20 | = |
| 6. | 87 | - | 30 | = | 31. | 81 | - | 30 | = | 56. | 93 | - | 60 | = | 81. | 91 | - | 60 | = |
| 7. | 16 | - | 10 | = | 32. | 46 | - | 30 | = | 57. | 80 | - | 50 | = | 82. | 20 | - | 10 | = |
| 8. | 96 | - | 80 | = | 33. | 25 | - | 20 | = | 58. | 95 | - | 80 | = | 83. | 30 | - | 30 | = |
| 9. | 99 | - | 70 | = | 34. | 87 | - | 70 | = | 59. | 85 | - | 70 | = | 84. | 81 | - | 30 | = |
| 10. | 65 | - | 60 | = | 35. | 70 | - | 70 | = | 60. | 90 | - | 50 | = | 85. | 89 | - | 80 | = |
| 11. | 76 | - | 70 | = | 36. | 73 | - | 10 | = | 61. | 69 | - | 40 | = | 86. | 75 | - | 70 | = |
| 12. | 72 | - | 30 | = | 37. | 90 | - | 80 | = | 62. | 96 | - | 80 | = | 87. | 64 | - | 60 | = |
| 13. | 89 | - | 70 | = | 38. | 34 | - | 30 | = | 63. | 87 | - | 20 | = | 88. | 96 | - | 10 | = |
| 14. | 64 | - | 30 | = | 39. | 65 | - | 50 | = | 64. | 82 | - | 60 | = | 89. | 86 | - | 80 | = |
| 15. | 87 | - | 70 | = | 40. | 44 | - | 30 | = | 65. | 80 | - | 40 | = | 90. | 20 | - | 10 | = |
| 16. | 65 | - | 20 | = | 41. | 91 | - | 30 | = | 66. | 95 | - | 10 | = | 91. | 90 | - | 50 | = |
| 17. | 89 | - | 80 | = | 42. | 38 | - | 10 | = | 67. | 23 | - | 20 | = | 92. | 83 | - | 60 | = |
| 18. | 34 | - | 30 | = | 43. | 88 | - | 50 | = | 68. | 76 | - | 30 | = | 93. | 73 | - | 20 | = |
| 19. | 99 | - | 70 | = | 44. | 97 | - | 70 | = | 69. | 78 | - | 10 | = | 94. | 80 | - | 20 | = |
| 20. | 41 | - | 30 | = | 45. | 81 | - | 70 | = | 70. | 95 | - | 80 | = | 95. | 81 | - | 70 | = |
| 21. | 95 | - | 90 | = | 46. | 73 | - | 70 | = | 71. | 38 | - | 20 | = | 96. | 76 | - | 40 | = |
| 22. | 84 | - | 80 | = | 47. | 79 | - | 60 | = | 72. | 55 | - | 20 | = | 97. | 88 | - | 80 | = |
| 23. | 80 | - | 10 | = | 48. | 54 | - | 50 | = | 73. | 92 | - | 80 | = | 98. | 91 | - | 40 | = |
| 24. | 20 | - | 20 | = | 49. | 64 | - | 30 | = | 74. | 84 | - | 20 | = | 99. | 87 | - | 80 | = |
| 25. | 69 | - | 10 | = | 50. | 94 | - | 80 | = | 75. | 76 | - | 70 | = | 100. | 36 | - | 20 | = |
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