Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 260 | + | 236 | = |
|
| 2. | 456 | + | 153 | = |
|
| 3. | 492 | + | 344 | = |
|
| 4. | 485 | + | 255 | = |
|
| 5. | 478 | + | 358 | = |
|
| 6. | 395 | + | 280 | = |
|
| 7. | 433 | + | 184 | = |
|
| 8. | 236 | + | 110 | = |
|
| 9. | 420 | + | 206 | = |
|
| 10. | 360 | + | 158 | = |
|
| Oefening 2 | |||||
| 1. | 413 | + | 170 | = |
|
| 2. | 129 | + | 123 | = |
|
| 3. | 493 | + | 113 | = |
|
| 4. | 313 | + | 243 | = |
|
| 5. | 481 | + | 236 | = |
|
| 6. | 465 | + | 395 | = |
|
| 7. | 283 | + | 154 | = |
|
| 8. | 383 | + | 114 | = |
|
| 9. | 397 | + | 237 | = |
|
| 10. | 454 | + | 140 | = |
|
| Oefening 3 | |||||
| 1. | 453 | + | 269 | = |
|
| 2. | 397 | + | 169 | = |
|
| 3. | 406 | + | 375 | = |
|
| 4. | 364 | + | 138 | = |
|
| 5. | 297 | + | 295 | = |
|
| 6. | 466 | + | 384 | = |
|
| 7. | 184 | + | 105 | = |
|
| 8. | 467 | + | 118 | = |
|
| 9. | 494 | + | 109 | = |
|
| 10. | 350 | + | 309 | = |
|
| Oefening 4 | |||||
| 1. | 321 | + | 238 | = |
|
| 2. | 298 | + | 188 | = |
|
| 3. | 478 | + | 241 | = |
|
| 4. | 330 | + | 330 | = |
|
| 5. | 273 | + | 213 | = |
|
| 6. | 378 | + | 184 | = |
|
| 7. | 311 | + | 191 | = |
|
| 8. | 226 | + | 199 | = |
|
| 9. | 498 | + | 215 | = |
|
| 10. | 385 | + | 340 | = |
|