Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 391 | + | 289 | = |
|
| 2. | 431 | + | 294 | = |
|
| 3. | 467 | + | 403 | = |
|
| 4. | 426 | + | 161 | = |
|
| 5. | 498 | + | 227 | = |
|
| 6. | 462 | + | 283 | = |
|
| 7. | 340 | + | 207 | = |
|
| 8. | 481 | + | 292 | = |
|
| 9. | 492 | + | 268 | = |
|
| 10. | 258 | + | 111 | = |
|
| Oefening 2 | |||||
| 1. | 418 | + | 111 | = |
|
| 2. | 358 | + | 272 | = |
|
| 3. | 477 | + | 405 | = |
|
| 4. | 382 | + | 101 | = |
|
| 5. | 306 | + | 270 | = |
|
| 6. | 365 | + | 210 | = |
|
| 7. | 244 | + | 101 | = |
|
| 8. | 317 | + | 196 | = |
|
| 9. | 378 | + | 144 | = |
|
| 10. | 423 | + | 366 | = |
|
| Oefening 3 | |||||
| 1. | 456 | + | 370 | = |
|
| 2. | 357 | + | 151 | = |
|
| 3. | 304 | + | 143 | = |
|
| 4. | 443 | + | 181 | = |
|
| 5. | 270 | + | 211 | = |
|
| 6. | 375 | + | 103 | = |
|
| 7. | 489 | + | 332 | = |
|
| 8. | 425 | + | 150 | = |
|
| 9. | 299 | + | 124 | = |
|
| 10. | 256 | + | 156 | = |
|
| Oefening 4 | |||||
| 1. | 416 | + | 242 | = |
|
| 2. | 445 | + | 424 | = |
|
| 3. | 492 | + | 124 | = |
|
| 4. | 500 | + | 119 | = |
|
| 5. | 291 | + | 142 | = |
|
| 6. | 304 | + | 151 | = |
|
| 7. | 427 | + | 230 | = |
|
| 8. | 426 | + | 357 | = |
|
| 9. | 469 | + | 467 | = |
|
| 10. | 192 | + | 141 | = |
|