Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 296 | + | 129 | = |
|
| 2. | 253 | + | 236 | = |
|
| 3. | 376 | + | 219 | = |
|
| 4. | 257 | + | 182 | = |
|
| 5. | 294 | + | 170 | = |
|
| 6. | 172 | + | 142 | = |
|
| 7. | 415 | + | 106 | = |
|
| 8. | 478 | + | 179 | = |
|
| 9. | 327 | + | 324 | = |
|
| 10. | 483 | + | 463 | = |
|
| Oefening 2 | |||||
| 1. | 345 | + | 217 | = |
|
| 2. | 249 | + | 149 | = |
|
| 3. | 128 | + | 124 | = |
|
| 4. | 391 | + | 225 | = |
|
| 5. | 412 | + | 406 | = |
|
| 6. | 476 | + | 410 | = |
|
| 7. | 312 | + | 190 | = |
|
| 8. | 434 | + | 346 | = |
|
| 9. | 433 | + | 205 | = |
|
| 10. | 452 | + | 343 | = |
|
| Oefening 3 | |||||
| 1. | 477 | + | 395 | = |
|
| 2. | 346 | + | 168 | = |
|
| 3. | 295 | + | 252 | = |
|
| 4. | 457 | + | 404 | = |
|
| 5. | 485 | + | 217 | = |
|
| 6. | 463 | + | 423 | = |
|
| 7. | 392 | + | 291 | = |
|
| 8. | 408 | + | 160 | = |
|
| 9. | 459 | + | 383 | = |
|
| 10. | 239 | + | 100 | = |
|
| Oefening 4 | |||||
| 1. | 323 | + | 300 | = |
|
| 2. | 402 | + | 234 | = |
|
| 3. | 422 | + | 421 | = |
|
| 4. | 376 | + | 231 | = |
|
| 5. | 371 | + | 173 | = |
|
| 6. | 479 | + | 292 | = |
|
| 7. | 461 | + | 460 | = |
|
| 8. | 357 | + | 103 | = |
|
| 9. | 461 | + | 339 | = |
|
| 10. | 448 | + | 405 | = |
|