Add and subtract whole numbers with more than 4 digits, including using formal written methods (columnar addition and subtraction)
| 1. | 10 000 less, 10 000 more than 44 987 | |
| 2. | Give or take a thousand: 283 557+4000 | |
| 3. | Give or take a thousand: 136 558+9000 | |
| 4. | Give or take a thousand: 7000 more than 456 821 | |
| 5. | Give or take a thousand: Add 8000 and 197 523 | |
| 6. | Give or take a thousand: Sum of 7000 and 197 237 | |
| 7. | Give or take a thousand: Sum of 128764 and 6000 | |
| 8. | Give or take a thousand: 164849 more than 7000 | |
| 9. | Give or take a thousand: 345 219 greater than 7000 | |
| 10. | Give or take a thousand: Sum of 349 285 and 4000 | |
| 11. | Give or take a thousand: Add 319 564 to 3000 | |
| 12. | Give or take a thousand: 4000 more than 13 468 | |
| 13. | Give or take a thousand: 3000 more than 21 654 | |
| 14. | Give or take a thousand: 7000 more than 63 489 | |
| 15. | Give or take a thousand: 8000 more than 49 735 | |
| 16. | Give or take a thousand what is 5000 m/t 23669? | |
| 17. | Give or take a thousand what is 19369 + 3000? | |
| 18. | Give or Take 10 000 40000+227558 | |
| 19. | Give or Take 10 000 50 000+23 565 | |
| 20. | Give or Take 10 000 40 000+56 780 | |
| 21. | Give or Take 10 000 20 000 + 239 330 | |
| 22. | Give or Take 10 000 50 000+50 332 | |
| 23. | Adding the big ones: Write the missing numbers in vertical addition of large whole numbers | |
| 24. | Adding the big ones: Write the missing numbers in vertical addition of large whole numbers | |
| 25. | Adding the big ones: Write the missing numbers in vertical addition of large whole numbers | |
| 26. | Adding the big ones: Write the missing numbers in vertical addition of large whole numbers | |
| 27. | Adding the big ones: Write the missing numbers in vertical addition of large whole numbers | |
| 28. | Adding the big ones: Write missing numbers in vertical addition | |
| 29. | Adding the big ones: Write missing numbers in vertical addition | |
| 30. | Adding the big ones: Write missing numbers in vertical addition | |
| 31. | Adding the big ones: Write missing numbers in vertical addition | |
| 32. | Adding the big ones: Write missing numbers in vertical addition | |
| 33. | Adding the big ones: Write missing numbers in vertical additions | |
| 34. | Adding the big ones: Write missing numbers in vertical additions | |
| 35. | Adding the big ones: Write missing numbers in vertical additions | |
| 36. | Adding the big ones: Write missing numbers in vertical additions | |
| 37. | Adding the big ones: Write missing numbers in vertical additions | |
| 38. | Adding the big ones: Write missing numbers in vertical addition | |
| 39. | Adding the big ones: Write missing numbers in vertical addition | |
| 40. | Adding the big ones: Write missing numbers in vertical addition | |
| 41. | Give or Take Thousands: 260 000 - 5000 | |
| 42. | Give or Take Thousands: 155 000 - 2000 | |
| 43. | Give or Take Thousands: 222 000 - 22 000 | |
| 44. | Give or Take Thousands: Take 39 000 from 49 000 | |
| 45. | Give or Take 1000: 1280000 - 4000 = 1276000 | |
| 46. | Give or Take 1000: 155000 - 4000 = ? | |
| 47. | Give or Take Thousands: 22 000 - 3000 | |
| 48. | Give or Take 1000: how much more 590000 than 290000 | |
| 49. | Give or Take Thousands: 24 000 - 6000 | |
| 50. | Give or Take Thousands: 15 500 - 2000 | |
| 51. | Give or Take Thousands: 12 000 - 1200 | |
| 52. | Give or Take Thousands: 19 000 less than 49 000 | |
| 53. | Take Hundreds:48801-?=4840, 66150-300=?, 45685-700=? | |
| 54. | Take Hundreds:46250-?=45850, 69358-500= ?, 7419-600=? | |
| 55. | Take Hundreds:47210-?=46510,53296-800=?, 45258-400=? | |
| 56. | Take Hundreds: 42159-?=41859, 22014-500=?, 71119-600=? | |
| 57. | Give or Take a thousand | |
| 58. | Give or Take a thousand | |
| 59. | Give or Take a thousand | |
| 60. | Give or Take a thousand | |
| 61. | Give or Take a thousand | |
| 62. | Thousands crossing: 24001-6, 27004-10, 23002-22987 | |
| 63. | Thousands crossing: 22002-10, 19006-8, 41009-15 | |
| 64. | Thousands crossing: 42002-41992, 26013-25287, 37007-15 | |
| 65. | Give or Take a Thousand 193051 - 3000 = ? | |
| 66. | Give or Take a Thousand 714320 - 5000 = ? | |
| 67. | Give or Take a Thousand 685531 - 2000 = ? | |
| 68. | Give or Take a Thousand 214990 - 5000 = ? | |
| 69. | Give or Take a Thousand 33750 - 3000 = ? | |
| 70. | Give or Take a Thousand 142301 - 6000 = ? | |
| 71. | Give or Take a Thousand 335771 - 8000 = ? | |
| 72. | Give or Take a Thousand 1524151 - 20000 = ? | |
| 73. | Give or Take a Thousand 1348159 - 10000 = ? | |
| 74. | Give or Take a Thousand 31486128 - 30000 = ? | |
| 75. | Give or Take a Thousand 13221 - 8000 = ? | |
| 76. | Give or Take a Thousand 12850 - 4000 = ? | |
| 77. | Give or Take a Thousand 31280 - 3000 = ? | |
| 78. | Give or Take a Thousand 25190 - 6000 = ? | |
| 79. | Give or Take a Thousand 14820 - 7000 = ? | |
| 80. | Give or Take a Hundred 562719-500 | |
| 81. | Give or Take a Hundred 276582-400 | |
| 82. | Give or Take a Hundred 618395-200 | |
| 83. | Give or Take a Hundred 45927-300 | |
| 84. | Give or Take a Hundred 75881-700 | |
| 85. | Taking the Big Ones: Write the missing numbers in vertical subtraction algorithms | |
| 86. | Taking the Big Ones: Write the missing numbers in vertical subtraction algorithms | |
| 87. | Taking the Big Ones: Write the missing numbers in vertical subtractions | |
| 88. | Taking the Big Ones: Write the missing numbers in vertical subtraction algorithms | |
| 89. | Taking the Big Ones: Write the missing numbers in vertical subtractions | |
| 90. | Thousands crossing: Add/subtract crossing a thousands bound | |
| 91. | Thousands crossing: Add/subtract crossing a thousands bound | |
| 92. | Thousands crossing: Add/subtract crossing a thousands bound | |
| 93. | Thousands crossing: Add/subtract crossing a thousands bound | |
| 94. | Thousands crossing: Add/subtract crossing a thousands bound | |
| 95. | Give or take a thousand: 257908 - 160000 | |
| 96. | Give or take a thousand: 135001 - 34000 | |
| 97. | Give or take a thousand: 106095 - 29000 | |
| 98. | Give or take a thousand: 236401 - 195401 | |
| 99. | Give or take a thousand: 182356 - 127356 | |
| 100. | Give or take a thousand: 262141 - 245141 | |
| 101. | Give or take a thousand: 120068 - 88068 | |
| 102. | Give or take a thousand: 86215 - 7000 | |
| 103. | Give or take a thousand: 13553 - 8000 | |
| 104. | Give or take a thousand: 842908 - 74000 | |
| 105. | Taking the Big Ones: Write the missing numbers in vertical subtraction algorithms | |
| 106. | Taking the Big Ones: Write the missing numbers in vertical subtraction algorithms | |
| 107. | Taking the Big Ones: Write the missing numbers in vertical subtraction algorithms | |
| 108. | Taking the Big Ones: Write the missing numbers in vertical subtraction algorithms | |
| 109. | Taking the Big Ones: Write the missing numbers in vertical subtraction algorithms | |
| 110. | Subtracting big ones: Write missing numbers in vertical subtractions | |
| 111. | Subtracting big ones: Write missing numbers in vertical subtractions | |
| 112. | Subtracting big ones: Write missing numbers in vertical subtractions | |
| 113. | Subtracting big ones: Write missing numbers in vertical subtractions | |
| 114. | Subtracting big ones: Write missing numbers in vertical subtractions | |
| 115. | Four Force - complete number sentences | |
| 116. | Lord Percibald rides in style: New price less trade-in | |
| 117. | Dr Dan drives on: New price less trade-in | |
| 118. | Mitchell moves up: New price less trade-in | |
| 119. | Wheeling Deal: New price less trade-in | |
| 120. | Uncle Bob's new car: New price less trade-in |