Erbijsommen tot 1.000
Optellen
| Oefening 1 | |||||
| 1. | 406 | + | 338 | = |
|
| 2. | 299 | + | 121 | = |
|
| 3. | 333 | + | 214 | = |
|
| 4. | 376 | + | 353 | = |
|
| 5. | 366 | + | 221 | = |
|
| 6. | 189 | + | 183 | = |
|
| 7. | 445 | + | 155 | = |
|
| 8. | 322 | + | 158 | = |
|
| 9. | 468 | + | 298 | = |
|
| 10. | 352 | + | 173 | = |
|
| Oefening 2 | |||||
| 1. | 458 | + | 194 | = |
|
| 2. | 208 | + | 199 | = |
|
| 3. | 404 | + | 400 | = |
|
| 4. | 454 | + | 440 | = |
|
| 5. | 343 | + | 175 | = |
|
| 6. | 410 | + | 108 | = |
|
| 7. | 428 | + | 160 | = |
|
| 8. | 299 | + | 164 | = |
|
| 9. | 487 | + | 110 | = |
|
| 10. | 438 | + | 226 | = |
|
| Oefening 3 | |||||
| 1. | 447 | + | 140 | = |
|
| 2. | 445 | + | 362 | = |
|
| 3. | 493 | + | 286 | = |
|
| 4. | 485 | + | 324 | = |
|
| 5. | 192 | + | 143 | = |
|
| 6. | 301 | + | 173 | = |
|
| 7. | 448 | + | 347 | = |
|
| 8. | 301 | + | 244 | = |
|
| 9. | 473 | + | 213 | = |
|
| 10. | 496 | + | 295 | = |
|
| Oefening 4 | |||||
| 1. | 398 | + | 270 | = |
|
| 2. | 349 | + | 336 | = |
|
| 3. | 435 | + | 192 | = |
|
| 4. | 493 | + | 404 | = |
|
| 5. | 464 | + | 143 | = |
|
| 6. | 377 | + | 363 | = |
|
| 7. | 200 | + | 155 | = |
|
| 8. | 347 | + | 199 | = |
|
| 9. | 286 | + | 138 | = |
|
| 10. | 339 | + | 322 | = |
|