Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 220 | + | 141 | = |
|
| 2. | 328 | + | 189 | = |
|
| 3. | 381 | + | 117 | = |
|
| 4. | 306 | + | 147 | = |
|
| 5. | 430 | + | 164 | = |
|
| 6. | 460 | + | 401 | = |
|
| 7. | 326 | + | 138 | = |
|
| 8. | 334 | + | 144 | = |
|
| 9. | 368 | + | 253 | = |
|
| 10. | 424 | + | 311 | = |
|
| Oefening 2 | |||||
| 1. | 416 | + | 325 | = |
|
| 2. | 295 | + | 188 | = |
|
| 3. | 472 | + | 352 | = |
|
| 4. | 493 | + | 449 | = |
|
| 5. | 454 | + | 215 | = |
|
| 6. | 397 | + | 353 | = |
|
| 7. | 244 | + | 194 | = |
|
| 8. | 473 | + | 166 | = |
|
| 9. | 442 | + | 343 | = |
|
| 10. | 486 | + | 294 | = |
|
| Oefening 3 | |||||
| 1. | 354 | + | 246 | = |
|
| 2. | 242 | + | 143 | = |
|
| 3. | 201 | + | 181 | = |
|
| 4. | 446 | + | 295 | = |
|
| 5. | 159 | + | 120 | = |
|
| 6. | 229 | + | 186 | = |
|
| 7. | 294 | + | 143 | = |
|
| 8. | 265 | + | 113 | = |
|
| 9. | 376 | + | 248 | = |
|
| 10. | 180 | + | 162 | = |
|
| Oefening 4 | |||||
| 1. | 140 | + | 124 | = |
|
| 2. | 251 | + | 108 | = |
|
| 3. | 456 | + | 427 | = |
|
| 4. | 319 | + | 118 | = |
|
| 5. | 347 | + | 292 | = |
|
| 6. | 476 | + | 195 | = |
|
| 7. | 471 | + | 116 | = |
|
| 8. | 494 | + | 149 | = |
|
| 9. | 211 | + | 165 | = |
|
| 10. | 239 | + | 119 | = |
|