Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 457 | + | 447 | = |
|
| 2. | 156 | + | 136 | = |
|
| 3. | 475 | + | 129 | = |
|
| 4. | 339 | + | 167 | = |
|
| 5. | 397 | + | 176 | = |
|
| 6. | 248 | + | 134 | = |
|
| 7. | 297 | + | 268 | = |
|
| 8. | 339 | + | 303 | = |
|
| 9. | 300 | + | 264 | = |
|
| 10. | 445 | + | 285 | = |
|
| Oefening 2 | |||||
| 1. | 159 | + | 142 | = |
|
| 2. | 336 | + | 164 | = |
|
| 3. | 154 | + | 149 | = |
|
| 4. | 178 | + | 105 | = |
|
| 5. | 471 | + | 343 | = |
|
| 6. | 387 | + | 282 | = |
|
| 7. | 435 | + | 350 | = |
|
| 8. | 285 | + | 228 | = |
|
| 9. | 474 | + | 220 | = |
|
| 10. | 495 | + | 492 | = |
|
| Oefening 3 | |||||
| 1. | 313 | + | 128 | = |
|
| 2. | 389 | + | 308 | = |
|
| 3. | 250 | + | 191 | = |
|
| 4. | 328 | + | 130 | = |
|
| 5. | 451 | + | 432 | = |
|
| 6. | 475 | + | 123 | = |
|
| 7. | 344 | + | 300 | = |
|
| 8. | 423 | + | 338 | = |
|
| 9. | 255 | + | 174 | = |
|
| 10. | 361 | + | 149 | = |
|
| Oefening 4 | |||||
| 1. | 261 | + | 139 | = |
|
| 2. | 422 | + | 234 | = |
|
| 3. | 494 | + | 319 | = |
|
| 4. | 382 | + | 292 | = |
|
| 5. | 448 | + | 315 | = |
|
| 6. | 494 | + | 288 | = |
|
| 7. | 324 | + | 173 | = |
|
| 8. | 437 | + | 138 | = |
|
| 9. | 150 | + | 115 | = |
|
| 10. | 458 | + | 330 | = |
|