Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 443 | + | 305 | = |
|
| 2. | 460 | + | 194 | = |
|
| 3. | 290 | + | 282 | = |
|
| 4. | 277 | + | 173 | = |
|
| 5. | 296 | + | 201 | = |
|
| 6. | 381 | + | 320 | = |
|
| 7. | 427 | + | 281 | = |
|
| 8. | 453 | + | 125 | = |
|
| 9. | 499 | + | 374 | = |
|
| 10. | 393 | + | 122 | = |
|
| Oefening 2 | |||||
| 1. | 305 | + | 284 | = |
|
| 2. | 494 | + | 388 | = |
|
| 3. | 492 | + | 203 | = |
|
| 4. | 452 | + | 326 | = |
|
| 5. | 442 | + | 205 | = |
|
| 6. | 424 | + | 286 | = |
|
| 7. | 348 | + | 293 | = |
|
| 8. | 444 | + | 378 | = |
|
| 9. | 326 | + | 234 | = |
|
| 10. | 254 | + | 147 | = |
|
| Oefening 3 | |||||
| 1. | 362 | + | 106 | = |
|
| 2. | 424 | + | 103 | = |
|
| 3. | 329 | + | 174 | = |
|
| 4. | 154 | + | 132 | = |
|
| 5. | 268 | + | 245 | = |
|
| 6. | 500 | + | 142 | = |
|
| 7. | 209 | + | 205 | = |
|
| 8. | 460 | + | 114 | = |
|
| 9. | 397 | + | 247 | = |
|
| 10. | 443 | + | 196 | = |
|
| Oefening 4 | |||||
| 1. | 240 | + | 234 | = |
|
| 2. | 474 | + | 327 | = |
|
| 3. | 286 | + | 184 | = |
|
| 4. | 484 | + | 158 | = |
|
| 5. | 432 | + | 325 | = |
|
| 6. | 303 | + | 105 | = |
|
| 7. | 461 | + | 448 | = |
|
| 8. | 468 | + | 170 | = |
|
| 9. | 430 | + | 174 | = |
|
| 10. | 455 | + | 350 | = |
|