Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 213 | + | 179 | = |
|
| 2. | 148 | + | 147 | = |
|
| 3. | 484 | + | 170 | = |
|
| 4. | 270 | + | 238 | = |
|
| 5. | 396 | + | 205 | = |
|
| 6. | 275 | + | 106 | = |
|
| 7. | 446 | + | 398 | = |
|
| 8. | 432 | + | 152 | = |
|
| 9. | 467 | + | 455 | = |
|
| 10. | 472 | + | 352 | = |
|
| Oefening 2 | |||||
| 1. | 274 | + | 150 | = |
|
| 2. | 211 | + | 175 | = |
|
| 3. | 268 | + | 215 | = |
|
| 4. | 245 | + | 123 | = |
|
| 5. | 372 | + | 104 | = |
|
| 6. | 342 | + | 306 | = |
|
| 7. | 439 | + | 132 | = |
|
| 8. | 439 | + | 166 | = |
|
| 9. | 445 | + | 240 | = |
|
| 10. | 494 | + | 167 | = |
|
| Oefening 3 | |||||
| 1. | 437 | + | 193 | = |
|
| 2. | 291 | + | 167 | = |
|
| 3. | 474 | + | 367 | = |
|
| 4. | 453 | + | 349 | = |
|
| 5. | 478 | + | 230 | = |
|
| 6. | 390 | + | 218 | = |
|
| 7. | 482 | + | 191 | = |
|
| 8. | 482 | + | 466 | = |
|
| 9. | 484 | + | 341 | = |
|
| 10. | 293 | + | 192 | = |
|
| Oefening 4 | |||||
| 1. | 264 | + | 140 | = |
|
| 2. | 466 | + | 173 | = |
|
| 3. | 482 | + | 169 | = |
|
| 4. | 436 | + | 145 | = |
|
| 5. | 260 | + | 118 | = |
|
| 6. | 477 | + | 226 | = |
|
| 7. | 294 | + | 183 | = |
|
| 8. | 340 | + | 312 | = |
|
| 9. | 428 | + | 194 | = |
|
| 10. | 435 | + | 274 | = |
|