Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 177 | + | 176 | = |
|
| 2. | 205 | + | 103 | = |
|
| 3. | 301 | + | 191 | = |
|
| 4. | 470 | + | 118 | = |
|
| 5. | 298 | + | 153 | = |
|
| 6. | 457 | + | 191 | = |
|
| 7. | 189 | + | 139 | = |
|
| 8. | 397 | + | 219 | = |
|
| 9. | 228 | + | 211 | = |
|
| 10. | 428 | + | 138 | = |
|
| Oefening 2 | |||||
| 1. | 482 | + | 330 | = |
|
| 2. | 315 | + | 121 | = |
|
| 3. | 497 | + | 367 | = |
|
| 4. | 441 | + | 389 | = |
|
| 5. | 401 | + | 204 | = |
|
| 6. | 471 | + | 377 | = |
|
| 7. | 472 | + | 209 | = |
|
| 8. | 385 | + | 331 | = |
|
| 9. | 398 | + | 304 | = |
|
| 10. | 289 | + | 139 | = |
|
| Oefening 3 | |||||
| 1. | 426 | + | 156 | = |
|
| 2. | 401 | + | 269 | = |
|
| 3. | 454 | + | 275 | = |
|
| 4. | 335 | + | 330 | = |
|
| 5. | 470 | + | 446 | = |
|
| 6. | 290 | + | 178 | = |
|
| 7. | 370 | + | 328 | = |
|
| 8. | 382 | + | 252 | = |
|
| 9. | 351 | + | 237 | = |
|
| 10. | 366 | + | 140 | = |
|
| Oefening 4 | |||||
| 1. | 452 | + | 311 | = |
|
| 2. | 402 | + | 118 | = |
|
| 3. | 253 | + | 144 | = |
|
| 4. | 497 | + | 263 | = |
|
| 5. | 499 | + | 403 | = |
|
| 6. | 350 | + | 129 | = |
|
| 7. | 175 | + | 114 | = |
|
| 8. | 438 | + | 384 | = |
|
| 9. | 240 | + | 130 | = |
|
| 10. | 390 | + | 200 | = |
|