Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 389 | + | 325 | = |
|
| 2. | 263 | + | 259 | = |
|
| 3. | 454 | + | 372 | = |
|
| 4. | 172 | + | 124 | = |
|
| 5. | 494 | + | 477 | = |
|
| 6. | 384 | + | 352 | = |
|
| 7. | 467 | + | 111 | = |
|
| 8. | 412 | + | 225 | = |
|
| 9. | 342 | + | 122 | = |
|
| 10. | 315 | + | 143 | = |
|
| Oefening 2 | |||||
| 1. | 350 | + | 155 | = |
|
| 2. | 480 | + | 309 | = |
|
| 3. | 342 | + | 309 | = |
|
| 4. | 371 | + | 247 | = |
|
| 5. | 404 | + | 372 | = |
|
| 6. | 387 | + | 371 | = |
|
| 7. | 406 | + | 168 | = |
|
| 8. | 341 | + | 123 | = |
|
| 9. | 303 | + | 192 | = |
|
| 10. | 373 | + | 231 | = |
|
| Oefening 3 | |||||
| 1. | 457 | + | 175 | = |
|
| 2. | 381 | + | 152 | = |
|
| 3. | 460 | + | 348 | = |
|
| 4. | 404 | + | 400 | = |
|
| 5. | 438 | + | 435 | = |
|
| 6. | 247 | + | 187 | = |
|
| 7. | 176 | + | 171 | = |
|
| 8. | 341 | + | 117 | = |
|
| 9. | 425 | + | 333 | = |
|
| 10. | 494 | + | 380 | = |
|
| Oefening 4 | |||||
| 1. | 398 | + | 138 | = |
|
| 2. | 355 | + | 171 | = |
|
| 3. | 468 | + | 115 | = |
|
| 4. | 268 | + | 263 | = |
|
| 5. | 411 | + | 398 | = |
|
| 6. | 288 | + | 147 | = |
|
| 7. | 356 | + | 116 | = |
|
| 8. | 374 | + | 271 | = |
|
| 9. | 462 | + | 263 | = |
|
| 10. | 267 | + | 106 | = |
|