Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 478 | + | 376 | = |
|
| 2. | 317 | + | 123 | = |
|
| 3. | 469 | + | 379 | = |
|
| 4. | 437 | + | 226 | = |
|
| 5. | 330 | + | 306 | = |
|
| 6. | 331 | + | 238 | = |
|
| 7. | 241 | + | 114 | = |
|
| 8. | 338 | + | 138 | = |
|
| 9. | 431 | + | 115 | = |
|
| 10. | 431 | + | 217 | = |
|
| Oefening 2 | |||||
| 1. | 474 | + | 322 | = |
|
| 2. | 485 | + | 447 | = |
|
| 3. | 461 | + | 197 | = |
|
| 4. | 456 | + | 403 | = |
|
| 5. | 369 | + | 336 | = |
|
| 6. | 411 | + | 394 | = |
|
| 7. | 462 | + | 221 | = |
|
| 8. | 310 | + | 117 | = |
|
| 9. | 470 | + | 297 | = |
|
| 10. | 274 | + | 260 | = |
|
| Oefening 3 | |||||
| 1. | 488 | + | 468 | = |
|
| 2. | 262 | + | 111 | = |
|
| 3. | 497 | + | 107 | = |
|
| 4. | 296 | + | 294 | = |
|
| 5. | 330 | + | 161 | = |
|
| 6. | 434 | + | 158 | = |
|
| 7. | 316 | + | 124 | = |
|
| 8. | 343 | + | 337 | = |
|
| 9. | 355 | + | 181 | = |
|
| 10. | 488 | + | 234 | = |
|
| Oefening 4 | |||||
| 1. | 455 | + | 401 | = |
|
| 2. | 376 | + | 209 | = |
|
| 3. | 341 | + | 299 | = |
|
| 4. | 196 | + | 162 | = |
|
| 5. | 163 | + | 123 | = |
|
| 6. | 221 | + | 153 | = |
|
| 7. | 338 | + | 204 | = |
|
| 8. | 184 | + | 173 | = |
|
| 9. | 293 | + | 153 | = |
|
| 10. | 209 | + | 114 | = |
|