Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 475 | + | 337 | = |
|
| 2. | 337 | + | 154 | = |
|
| 3. | 452 | + | 230 | = |
|
| 4. | 405 | + | 126 | = |
|
| 5. | 429 | + | 371 | = |
|
| 6. | 370 | + | 203 | = |
|
| 7. | 369 | + | 315 | = |
|
| 8. | 352 | + | 128 | = |
|
| 9. | 471 | + | 467 | = |
|
| 10. | 309 | + | 175 | = |
|
| Oefening 2 | |||||
| 1. | 345 | + | 312 | = |
|
| 2. | 269 | + | 222 | = |
|
| 3. | 460 | + | 352 | = |
|
| 4. | 376 | + | 288 | = |
|
| 5. | 300 | + | 141 | = |
|
| 6. | 346 | + | 210 | = |
|
| 7. | 417 | + | 416 | = |
|
| 8. | 428 | + | 205 | = |
|
| 9. | 406 | + | 257 | = |
|
| 10. | 267 | + | 169 | = |
|
| Oefening 3 | |||||
| 1. | 310 | + | 101 | = |
|
| 2. | 370 | + | 158 | = |
|
| 3. | 370 | + | 314 | = |
|
| 4. | 443 | + | 430 | = |
|
| 5. | 412 | + | 384 | = |
|
| 6. | 430 | + | 325 | = |
|
| 7. | 422 | + | 183 | = |
|
| 8. | 387 | + | 251 | = |
|
| 9. | 349 | + | 346 | = |
|
| 10. | 246 | + | 142 | = |
|
| Oefening 4 | |||||
| 1. | 377 | + | 337 | = |
|
| 2. | 276 | + | 261 | = |
|
| 3. | 330 | + | 311 | = |
|
| 4. | 405 | + | 159 | = |
|
| 5. | 376 | + | 268 | = |
|
| 6. | 365 | + | 335 | = |
|
| 7. | 295 | + | 192 | = |
|
| 8. | 396 | + | 257 | = |
|
| 9. | 308 | + | 166 | = |
|
| 10. | 452 | + | 222 | = |
|