Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 238 | + | 137 | = |
|
| 2. | 286 | + | 204 | = |
|
| 3. | 371 | + | 119 | = |
|
| 4. | 422 | + | 174 | = |
|
| 5. | 409 | + | 345 | = |
|
| 6. | 232 | + | 150 | = |
|
| 7. | 389 | + | 260 | = |
|
| 8. | 307 | + | 246 | = |
|
| 9. | 457 | + | 167 | = |
|
| 10. | 358 | + | 330 | = |
|
| Oefening 2 | |||||
| 1. | 268 | + | 116 | = |
|
| 2. | 342 | + | 145 | = |
|
| 3. | 248 | + | 238 | = |
|
| 4. | 338 | + | 173 | = |
|
| 5. | 446 | + | 259 | = |
|
| 6. | 385 | + | 201 | = |
|
| 7. | 197 | + | 146 | = |
|
| 8. | 466 | + | 313 | = |
|
| 9. | 412 | + | 113 | = |
|
| 10. | 353 | + | 193 | = |
|
| Oefening 3 | |||||
| 1. | 488 | + | 248 | = |
|
| 2. | 315 | + | 279 | = |
|
| 3. | 390 | + | 218 | = |
|
| 4. | 479 | + | 308 | = |
|
| 5. | 489 | + | 455 | = |
|
| 6. | 494 | + | 241 | = |
|
| 7. | 476 | + | 149 | = |
|
| 8. | 428 | + | 133 | = |
|
| 9. | 443 | + | 291 | = |
|
| 10. | 215 | + | 104 | = |
|
| Oefening 4 | |||||
| 1. | 430 | + | 334 | = |
|
| 2. | 469 | + | 382 | = |
|
| 3. | 410 | + | 297 | = |
|
| 4. | 269 | + | 238 | = |
|
| 5. | 405 | + | 101 | = |
|
| 6. | 271 | + | 145 | = |
|
| 7. | 450 | + | 412 | = |
|
| 8. | 413 | + | 141 | = |
|
| 9. | 490 | + | 144 | = |
|
| 10. | 293 | + | 165 | = |
|