Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 422 | + | 136 | = |
|
| 2. | 198 | + | 125 | = |
|
| 3. | 326 | + | 177 | = |
|
| 4. | 370 | + | 281 | = |
|
| 5. | 273 | + | 166 | = |
|
| 6. | 450 | + | 441 | = |
|
| 7. | 371 | + | 370 | = |
|
| 8. | 431 | + | 280 | = |
|
| 9. | 382 | + | 286 | = |
|
| 10. | 323 | + | 284 | = |
|
| Oefening 2 | |||||
| 1. | 335 | + | 155 | = |
|
| 2. | 493 | + | 429 | = |
|
| 3. | 420 | + | 371 | = |
|
| 4. | 416 | + | 264 | = |
|
| 5. | 230 | + | 110 | = |
|
| 6. | 278 | + | 270 | = |
|
| 7. | 286 | + | 138 | = |
|
| 8. | 350 | + | 238 | = |
|
| 9. | 329 | + | 167 | = |
|
| 10. | 463 | + | 125 | = |
|
| Oefening 3 | |||||
| 1. | 463 | + | 377 | = |
|
| 2. | 267 | + | 266 | = |
|
| 3. | 387 | + | 325 | = |
|
| 4. | 495 | + | 415 | = |
|
| 5. | 489 | + | 109 | = |
|
| 6. | 364 | + | 287 | = |
|
| 7. | 428 | + | 417 | = |
|
| 8. | 323 | + | 190 | = |
|
| 9. | 385 | + | 240 | = |
|
| 10. | 399 | + | 325 | = |
|
| Oefening 4 | |||||
| 1. | 381 | + | 291 | = |
|
| 2. | 394 | + | 268 | = |
|
| 3. | 436 | + | 136 | = |
|
| 4. | 471 | + | 130 | = |
|
| 5. | 204 | + | 110 | = |
|
| 6. | 492 | + | 379 | = |
|
| 7. | 457 | + | 151 | = |
|
| 8. | 300 | + | 263 | = |
|
| 9. | 500 | + | 475 | = |
|
| 10. | 454 | + | 339 | = |
|