Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 453 | + | 437 | = |
|
| 2. | 278 | + | 198 | = |
|
| 3. | 200 | + | 190 | = |
|
| 4. | 446 | + | 225 | = |
|
| 5. | 491 | + | 284 | = |
|
| 6. | 479 | + | 290 | = |
|
| 7. | 427 | + | 166 | = |
|
| 8. | 498 | + | 174 | = |
|
| 9. | 339 | + | 310 | = |
|
| 10. | 281 | + | 267 | = |
|
| Oefening 2 | |||||
| 1. | 392 | + | 310 | = |
|
| 2. | 420 | + | 104 | = |
|
| 3. | 385 | + | 356 | = |
|
| 4. | 284 | + | 145 | = |
|
| 5. | 230 | + | 146 | = |
|
| 6. | 442 | + | 233 | = |
|
| 7. | 418 | + | 115 | = |
|
| 8. | 483 | + | 203 | = |
|
| 9. | 327 | + | 297 | = |
|
| 10. | 297 | + | 241 | = |
|
| Oefening 3 | |||||
| 1. | 201 | + | 162 | = |
|
| 2. | 305 | + | 106 | = |
|
| 3. | 403 | + | 133 | = |
|
| 4. | 343 | + | 322 | = |
|
| 5. | 337 | + | 323 | = |
|
| 6. | 483 | + | 467 | = |
|
| 7. | 450 | + | 106 | = |
|
| 8. | 346 | + | 274 | = |
|
| 9. | 437 | + | 112 | = |
|
| 10. | 355 | + | 129 | = |
|
| Oefening 4 | |||||
| 1. | 441 | + | 280 | = |
|
| 2. | 485 | + | 357 | = |
|
| 3. | 315 | + | 131 | = |
|
| 4. | 387 | + | 214 | = |
|
| 5. | 397 | + | 109 | = |
|
| 6. | 308 | + | 204 | = |
|
| 7. | 474 | + | 431 | = |
|
| 8. | 419 | + | 288 | = |
|
| 9. | 320 | + | 246 | = |
|
| 10. | 289 | + | 221 | = |
|