Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 428 | + | 405 | = |
|
| 2. | 357 | + | 198 | = |
|
| 3. | 459 | + | 121 | = |
|
| 4. | 130 | + | 126 | = |
|
| 5. | 463 | + | 142 | = |
|
| 6. | 463 | + | 346 | = |
|
| 7. | 445 | + | 302 | = |
|
| 8. | 284 | + | 161 | = |
|
| 9. | 287 | + | 226 | = |
|
| 10. | 407 | + | 396 | = |
|
| Oefening 2 | |||||
| 1. | 362 | + | 333 | = |
|
| 2. | 164 | + | 121 | = |
|
| 3. | 182 | + | 134 | = |
|
| 4. | 251 | + | 131 | = |
|
| 5. | 468 | + | 176 | = |
|
| 6. | 403 | + | 279 | = |
|
| 7. | 377 | + | 370 | = |
|
| 8. | 165 | + | 147 | = |
|
| 9. | 493 | + | 120 | = |
|
| 10. | 418 | + | 146 | = |
|
| Oefening 3 | |||||
| 1. | 484 | + | 455 | = |
|
| 2. | 458 | + | 136 | = |
|
| 3. | 456 | + | 168 | = |
|
| 4. | 302 | + | 143 | = |
|
| 5. | 468 | + | 328 | = |
|
| 6. | 271 | + | 245 | = |
|
| 7. | 185 | + | 160 | = |
|
| 8. | 138 | + | 124 | = |
|
| 9. | 488 | + | 472 | = |
|
| 10. | 482 | + | 471 | = |
|
| Oefening 4 | |||||
| 1. | 375 | + | 129 | = |
|
| 2. | 455 | + | 376 | = |
|
| 3. | 405 | + | 237 | = |
|
| 4. | 164 | + | 109 | = |
|
| 5. | 438 | + | 330 | = |
|
| 6. | 461 | + | 209 | = |
|
| 7. | 495 | + | 324 | = |
|
| 8. | 296 | + | 173 | = |
|
| 9. | 223 | + | 194 | = |
|
| 10. | 495 | + | 169 | = |
|