Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 461 | + | 436 | = |
|
| 2. | 487 | + | 244 | = |
|
| 3. | 499 | + | 487 | = |
|
| 4. | 435 | + | 300 | = |
|
| 5. | 442 | + | 438 | = |
|
| 6. | 453 | + | 324 | = |
|
| 7. | 495 | + | 101 | = |
|
| 8. | 484 | + | 256 | = |
|
| 9. | 419 | + | 315 | = |
|
| 10. | 281 | + | 120 | = |
|
| Oefening 2 | |||||
| 1. | 409 | + | 195 | = |
|
| 2. | 244 | + | 114 | = |
|
| 3. | 343 | + | 257 | = |
|
| 4. | 496 | + | 323 | = |
|
| 5. | 494 | + | 209 | = |
|
| 6. | 492 | + | 219 | = |
|
| 7. | 168 | + | 100 | = |
|
| 8. | 358 | + | 266 | = |
|
| 9. | 421 | + | 200 | = |
|
| 10. | 419 | + | 241 | = |
|
| Oefening 3 | |||||
| 1. | 487 | + | 360 | = |
|
| 2. | 500 | + | 218 | = |
|
| 3. | 466 | + | 250 | = |
|
| 4. | 455 | + | 372 | = |
|
| 5. | 371 | + | 259 | = |
|
| 6. | 495 | + | 194 | = |
|
| 7. | 493 | + | 458 | = |
|
| 8. | 309 | + | 175 | = |
|
| 9. | 470 | + | 317 | = |
|
| 10. | 424 | + | 228 | = |
|
| Oefening 4 | |||||
| 1. | 347 | + | 326 | = |
|
| 2. | 337 | + | 149 | = |
|
| 3. | 454 | + | 409 | = |
|
| 4. | 340 | + | 155 | = |
|
| 5. | 313 | + | 206 | = |
|
| 6. | 465 | + | 343 | = |
|
| 7. | 468 | + | 308 | = |
|
| 8. | 470 | + | 234 | = |
|
| 9. | 241 | + | 217 | = |
|
| 10. | 463 | + | 379 | = |
|