Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 413 | + | 243 | = |
|
| 2. | 477 | + | 473 | = |
|
| 3. | 330 | + | 254 | = |
|
| 4. | 393 | + | 323 | = |
|
| 5. | 374 | + | 284 | = |
|
| 6. | 234 | + | 194 | = |
|
| 7. | 431 | + | 195 | = |
|
| 8. | 431 | + | 345 | = |
|
| 9. | 438 | + | 160 | = |
|
| 10. | 478 | + | 113 | = |
|
| Oefening 2 | |||||
| 1. | 416 | + | 324 | = |
|
| 2. | 250 | + | 234 | = |
|
| 3. | 402 | + | 133 | = |
|
| 4. | 256 | + | 156 | = |
|
| 5. | 374 | + | 351 | = |
|
| 6. | 239 | + | 238 | = |
|
| 7. | 331 | + | 241 | = |
|
| 8. | 486 | + | 312 | = |
|
| 9. | 275 | + | 175 | = |
|
| 10. | 400 | + | 160 | = |
|
| Oefening 3 | |||||
| 1. | 359 | + | 190 | = |
|
| 2. | 168 | + | 147 | = |
|
| 3. | 487 | + | 250 | = |
|
| 4. | 416 | + | 129 | = |
|
| 5. | 498 | + | 447 | = |
|
| 6. | 338 | + | 151 | = |
|
| 7. | 479 | + | 197 | = |
|
| 8. | 309 | + | 184 | = |
|
| 9. | 367 | + | 221 | = |
|
| 10. | 456 | + | 168 | = |
|
| Oefening 4 | |||||
| 1. | 422 | + | 183 | = |
|
| 2. | 445 | + | 419 | = |
|
| 3. | 425 | + | 201 | = |
|
| 4. | 409 | + | 218 | = |
|
| 5. | 402 | + | 297 | = |
|
| 6. | 475 | + | 165 | = |
|
| 7. | 434 | + | 173 | = |
|
| 8. | 434 | + | 327 | = |
|
| 9. | 343 | + | 156 | = |
|
| 10. | 113 | + | 106 | = |
|