Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 383 | + | 338 | = |
|
| 2. | 493 | + | 453 | = |
|
| 3. | 471 | + | 177 | = |
|
| 4. | 454 | + | 207 | = |
|
| 5. | 456 | + | 142 | = |
|
| 6. | 285 | + | 185 | = |
|
| 7. | 492 | + | 190 | = |
|
| 8. | 406 | + | 392 | = |
|
| 9. | 346 | + | 268 | = |
|
| 10. | 430 | + | 291 | = |
|
| Oefening 2 | |||||
| 1. | 293 | + | 181 | = |
|
| 2. | 461 | + | 408 | = |
|
| 3. | 432 | + | 119 | = |
|
| 4. | 499 | + | 368 | = |
|
| 5. | 343 | + | 121 | = |
|
| 6. | 444 | + | 186 | = |
|
| 7. | 478 | + | 320 | = |
|
| 8. | 357 | + | 250 | = |
|
| 9. | 250 | + | 225 | = |
|
| 10. | 349 | + | 336 | = |
|
| Oefening 3 | |||||
| 1. | 248 | + | 126 | = |
|
| 2. | 299 | + | 247 | = |
|
| 3. | 292 | + | 142 | = |
|
| 4. | 151 | + | 135 | = |
|
| 5. | 380 | + | 182 | = |
|
| 6. | 446 | + | 149 | = |
|
| 7. | 253 | + | 236 | = |
|
| 8. | 396 | + | 107 | = |
|
| 9. | 285 | + | 224 | = |
|
| 10. | 256 | + | 255 | = |
|
| Oefening 4 | |||||
| 1. | 430 | + | 238 | = |
|
| 2. | 340 | + | 190 | = |
|
| 3. | 157 | + | 138 | = |
|
| 4. | 422 | + | 136 | = |
|
| 5. | 382 | + | 188 | = |
|
| 6. | 476 | + | 371 | = |
|
| 7. | 200 | + | 110 | = |
|
| 8. | 479 | + | 204 | = |
|
| 9. | 348 | + | 266 | = |
|
| 10. | 386 | + | 287 | = |
|