Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 441 | + | 435 | = |
|
| 2. | 389 | + | 389 | = |
|
| 3. | 266 | + | 124 | = |
|
| 4. | 382 | + | 201 | = |
|
| 5. | 249 | + | 205 | = |
|
| 6. | 476 | + | 214 | = |
|
| 7. | 154 | + | 103 | = |
|
| 8. | 378 | + | 177 | = |
|
| 9. | 267 | + | 154 | = |
|
| 10. | 416 | + | 292 | = |
|
| Oefening 2 | |||||
| 1. | 489 | + | 476 | = |
|
| 2. | 274 | + | 110 | = |
|
| 3. | 494 | + | 125 | = |
|
| 4. | 340 | + | 276 | = |
|
| 5. | 268 | + | 109 | = |
|
| 6. | 450 | + | 156 | = |
|
| 7. | 354 | + | 170 | = |
|
| 8. | 407 | + | 287 | = |
|
| 9. | 306 | + | 174 | = |
|
| 10. | 160 | + | 123 | = |
|
| Oefening 3 | |||||
| 1. | 474 | + | 178 | = |
|
| 2. | 279 | + | 123 | = |
|
| 3. | 248 | + | 214 | = |
|
| 4. | 414 | + | 148 | = |
|
| 5. | 332 | + | 329 | = |
|
| 6. | 313 | + | 215 | = |
|
| 7. | 463 | + | 392 | = |
|
| 8. | 266 | + | 117 | = |
|
| 9. | 396 | + | 332 | = |
|
| 10. | 490 | + | 378 | = |
|
| Oefening 4 | |||||
| 1. | 336 | + | 319 | = |
|
| 2. | 406 | + | 130 | = |
|
| 3. | 415 | + | 398 | = |
|
| 4. | 393 | + | 315 | = |
|
| 5. | 248 | + | 203 | = |
|
| 6. | 230 | + | 173 | = |
|
| 7. | 303 | + | 169 | = |
|
| 8. | 482 | + | 311 | = |
|
| 9. | 282 | + | 232 | = |
|
| 10. | 449 | + | 356 | = |
|