Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 350 | + | 344 | = |
|
| 2. | 424 | + | 173 | = |
|
| 3. | 381 | + | 139 | = |
|
| 4. | 472 | + | 224 | = |
|
| 5. | 446 | + | 315 | = |
|
| 6. | 403 | + | 167 | = |
|
| 7. | 412 | + | 220 | = |
|
| 8. | 411 | + | 220 | = |
|
| 9. | 388 | + | 280 | = |
|
| 10. | 286 | + | 193 | = |
|
| Oefening 2 | |||||
| 1. | 366 | + | 271 | = |
|
| 2. | 327 | + | 268 | = |
|
| 3. | 414 | + | 341 | = |
|
| 4. | 223 | + | 140 | = |
|
| 5. | 499 | + | 205 | = |
|
| 6. | 480 | + | 416 | = |
|
| 7. | 333 | + | 164 | = |
|
| 8. | 415 | + | 328 | = |
|
| 9. | 306 | + | 235 | = |
|
| 10. | 420 | + | 161 | = |
|
| Oefening 3 | |||||
| 1. | 468 | + | 146 | = |
|
| 2. | 285 | + | 179 | = |
|
| 3. | 323 | + | 212 | = |
|
| 4. | 482 | + | 431 | = |
|
| 5. | 480 | + | 292 | = |
|
| 6. | 375 | + | 184 | = |
|
| 7. | 389 | + | 268 | = |
|
| 8. | 432 | + | 146 | = |
|
| 9. | 410 | + | 382 | = |
|
| 10. | 351 | + | 152 | = |
|
| Oefening 4 | |||||
| 1. | 428 | + | 122 | = |
|
| 2. | 267 | + | 249 | = |
|
| 3. | 307 | + | 115 | = |
|
| 4. | 306 | + | 147 | = |
|
| 5. | 414 | + | 341 | = |
|
| 6. | 385 | + | 350 | = |
|
| 7. | 134 | + | 113 | = |
|
| 8. | 369 | + | 292 | = |
|
| 9. | 375 | + | 183 | = |
|
| 10. | 378 | + | 368 | = |
|