Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 323 | + | 173 | = |
|
| 2. | 353 | + | 312 | = |
|
| 3. | 402 | + | 358 | = |
|
| 4. | 465 | + | 253 | = |
|
| 5. | 455 | + | 319 | = |
|
| 6. | 281 | + | 257 | = |
|
| 7. | 257 | + | 144 | = |
|
| 8. | 487 | + | 235 | = |
|
| 9. | 234 | + | 153 | = |
|
| 10. | 279 | + | 266 | = |
|
| Oefening 2 | |||||
| 1. | 441 | + | 154 | = |
|
| 2. | 431 | + | 205 | = |
|
| 3. | 461 | + | 244 | = |
|
| 4. | 260 | + | 106 | = |
|
| 5. | 400 | + | 236 | = |
|
| 6. | 420 | + | 338 | = |
|
| 7. | 378 | + | 151 | = |
|
| 8. | 435 | + | 335 | = |
|
| 9. | 498 | + | 316 | = |
|
| 10. | 413 | + | 391 | = |
|
| Oefening 3 | |||||
| 1. | 361 | + | 163 | = |
|
| 2. | 459 | + | 338 | = |
|
| 3. | 482 | + | 172 | = |
|
| 4. | 242 | + | 133 | = |
|
| 5. | 432 | + | 132 | = |
|
| 6. | 452 | + | 292 | = |
|
| 7. | 121 | + | 116 | = |
|
| 8. | 492 | + | 335 | = |
|
| 9. | 479 | + | 294 | = |
|
| 10. | 257 | + | 106 | = |
|
| Oefening 4 | |||||
| 1. | 443 | + | 422 | = |
|
| 2. | 331 | + | 309 | = |
|
| 3. | 469 | + | 185 | = |
|
| 4. | 363 | + | 266 | = |
|
| 5. | 343 | + | 154 | = |
|
| 6. | 126 | + | 116 | = |
|
| 7. | 436 | + | 368 | = |
|
| 8. | 171 | + | 167 | = |
|
| 9. | 455 | + | 294 | = |
|
| 10. | 414 | + | 377 | = |
|