Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 428 | + | 405 | = |
|
| 2. | 480 | + | 146 | = |
|
| 3. | 482 | + | 272 | = |
|
| 4. | 290 | + | 141 | = |
|
| 5. | 499 | + | 466 | = |
|
| 6. | 347 | + | 126 | = |
|
| 7. | 350 | + | 292 | = |
|
| 8. | 312 | + | 170 | = |
|
| 9. | 475 | + | 324 | = |
|
| 10. | 396 | + | 221 | = |
|
| Oefening 2 | |||||
| 1. | 469 | + | 395 | = |
|
| 2. | 476 | + | 343 | = |
|
| 3. | 341 | + | 298 | = |
|
| 4. | 336 | + | 312 | = |
|
| 5. | 449 | + | 310 | = |
|
| 6. | 145 | + | 114 | = |
|
| 7. | 450 | + | 340 | = |
|
| 8. | 204 | + | 190 | = |
|
| 9. | 208 | + | 179 | = |
|
| 10. | 462 | + | 180 | = |
|
| Oefening 3 | |||||
| 1. | 359 | + | 291 | = |
|
| 2. | 229 | + | 151 | = |
|
| 3. | 271 | + | 116 | = |
|
| 4. | 368 | + | 352 | = |
|
| 5. | 478 | + | 182 | = |
|
| 6. | 463 | + | 101 | = |
|
| 7. | 220 | + | 205 | = |
|
| 8. | 376 | + | 260 | = |
|
| 9. | 315 | + | 290 | = |
|
| 10. | 355 | + | 155 | = |
|
| Oefening 4 | |||||
| 1. | 226 | + | 153 | = |
|
| 2. | 444 | + | 180 | = |
|
| 3. | 444 | + | 173 | = |
|
| 4. | 416 | + | 105 | = |
|
| 5. | 471 | + | 367 | = |
|
| 6. | 288 | + | 231 | = |
|
| 7. | 358 | + | 168 | = |
|
| 8. | 284 | + | 253 | = |
|
| 9. | 452 | + | 227 | = |
|
| 10. | 441 | + | 277 | = |
|