Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 282 | + | 234 | = |
|
| 2. | 418 | + | 117 | = |
|
| 3. | 426 | + | 198 | = |
|
| 4. | 431 | + | 349 | = |
|
| 5. | 398 | + | 389 | = |
|
| 6. | 351 | + | 310 | = |
|
| 7. | 173 | + | 135 | = |
|
| 8. | 292 | + | 136 | = |
|
| 9. | 430 | + | 153 | = |
|
| 10. | 237 | + | 175 | = |
|
| Oefening 2 | |||||
| 1. | 433 | + | 391 | = |
|
| 2. | 136 | + | 126 | = |
|
| 3. | 480 | + | 423 | = |
|
| 4. | 458 | + | 328 | = |
|
| 5. | 340 | + | 313 | = |
|
| 6. | 228 | + | 228 | = |
|
| 7. | 473 | + | 114 | = |
|
| 8. | 351 | + | 145 | = |
|
| 9. | 243 | + | 151 | = |
|
| 10. | 451 | + | 334 | = |
|
| Oefening 3 | |||||
| 1. | 460 | + | 300 | = |
|
| 2. | 151 | + | 137 | = |
|
| 3. | 364 | + | 185 | = |
|
| 4. | 493 | + | 101 | = |
|
| 5. | 364 | + | 307 | = |
|
| 6. | 488 | + | 233 | = |
|
| 7. | 375 | + | 198 | = |
|
| 8. | 393 | + | 173 | = |
|
| 9. | 463 | + | 451 | = |
|
| 10. | 463 | + | 354 | = |
|
| Oefening 4 | |||||
| 1. | 491 | + | 225 | = |
|
| 2. | 437 | + | 102 | = |
|
| 3. | 482 | + | 122 | = |
|
| 4. | 343 | + | 235 | = |
|
| 5. | 422 | + | 411 | = |
|
| 6. | 483 | + | 259 | = |
|
| 7. | 491 | + | 261 | = |
|
| 8. | 476 | + | 242 | = |
|
| 9. | 382 | + | 172 | = |
|
| 10. | 420 | + | 341 | = |
|