Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 480 | + | 254 | = |
|
| 2. | 477 | + | 183 | = |
|
| 3. | 460 | + | 158 | = |
|
| 4. | 358 | + | 167 | = |
|
| 5. | 434 | + | 402 | = |
|
| 6. | 195 | + | 150 | = |
|
| 7. | 149 | + | 114 | = |
|
| 8. | 160 | + | 134 | = |
|
| 9. | 466 | + | 306 | = |
|
| 10. | 402 | + | 188 | = |
|
| Oefening 2 | |||||
| 1. | 390 | + | 108 | = |
|
| 2. | 421 | + | 252 | = |
|
| 3. | 453 | + | 295 | = |
|
| 4. | 491 | + | 435 | = |
|
| 5. | 393 | + | 173 | = |
|
| 6. | 339 | + | 279 | = |
|
| 7. | 493 | + | 176 | = |
|
| 8. | 355 | + | 203 | = |
|
| 9. | 428 | + | 214 | = |
|
| 10. | 364 | + | 110 | = |
|
| Oefening 3 | |||||
| 1. | 330 | + | 115 | = |
|
| 2. | 473 | + | 182 | = |
|
| 3. | 475 | + | 463 | = |
|
| 4. | 445 | + | 276 | = |
|
| 5. | 127 | + | 126 | = |
|
| 6. | 459 | + | 138 | = |
|
| 7. | 490 | + | 452 | = |
|
| 8. | 366 | + | 215 | = |
|
| 9. | 289 | + | 227 | = |
|
| 10. | 364 | + | 271 | = |
|
| Oefening 4 | |||||
| 1. | 424 | + | 341 | = |
|
| 2. | 457 | + | 139 | = |
|
| 3. | 405 | + | 308 | = |
|
| 4. | 461 | + | 401 | = |
|
| 5. | 271 | + | 133 | = |
|
| 6. | 326 | + | 115 | = |
|
| 7. | 434 | + | 317 | = |
|
| 8. | 472 | + | 454 | = |
|
| 9. | 380 | + | 324 | = |
|
| 10. | 185 | + | 132 | = |
|