Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 485 | + | 472 | = |
|
| 2. | 456 | + | 328 | = |
|
| 3. | 272 | + | 229 | = |
|
| 4. | 476 | + | 327 | = |
|
| 5. | 454 | + | 308 | = |
|
| 6. | 413 | + | 274 | = |
|
| 7. | 486 | + | 183 | = |
|
| 8. | 421 | + | 129 | = |
|
| 9. | 465 | + | 293 | = |
|
| 10. | 411 | + | 155 | = |
|
| Oefening 2 | |||||
| 1. | 338 | + | 136 | = |
|
| 2. | 285 | + | 102 | = |
|
| 3. | 425 | + | 176 | = |
|
| 4. | 373 | + | 236 | = |
|
| 5. | 391 | + | 354 | = |
|
| 6. | 491 | + | 402 | = |
|
| 7. | 346 | + | 274 | = |
|
| 8. | 453 | + | 140 | = |
|
| 9. | 174 | + | 145 | = |
|
| 10. | 316 | + | 109 | = |
|
| Oefening 3 | |||||
| 1. | 217 | + | 115 | = |
|
| 2. | 464 | + | 244 | = |
|
| 3. | 281 | + | 137 | = |
|
| 4. | 490 | + | 189 | = |
|
| 5. | 381 | + | 340 | = |
|
| 6. | 383 | + | 331 | = |
|
| 7. | 418 | + | 372 | = |
|
| 8. | 448 | + | 408 | = |
|
| 9. | 478 | + | 415 | = |
|
| 10. | 447 | + | 149 | = |
|
| Oefening 4 | |||||
| 1. | 381 | + | 146 | = |
|
| 2. | 380 | + | 335 | = |
|
| 3. | 338 | + | 302 | = |
|
| 4. | 405 | + | 356 | = |
|
| 5. | 499 | + | 404 | = |
|
| 6. | 411 | + | 344 | = |
|
| 7. | 468 | + | 388 | = |
|
| 8. | 494 | + | 208 | = |
|
| 9. | 327 | + | 316 | = |
|
| 10. | 468 | + | 321 | = |
|