Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 304 | + | 214 | = |
|
| 2. | 239 | + | 177 | = |
|
| 3. | 425 | + | 376 | = |
|
| 4. | 348 | + | 325 | = |
|
| 5. | 344 | + | 191 | = |
|
| 6. | 435 | + | 164 | = |
|
| 7. | 470 | + | 434 | = |
|
| 8. | 344 | + | 337 | = |
|
| 9. | 291 | + | 230 | = |
|
| 10. | 391 | + | 390 | = |
|
| Oefening 2 | |||||
| 1. | 331 | + | 257 | = |
|
| 2. | 297 | + | 111 | = |
|
| 3. | 398 | + | 246 | = |
|
| 4. | 348 | + | 220 | = |
|
| 5. | 421 | + | 179 | = |
|
| 6. | 450 | + | 250 | = |
|
| 7. | 404 | + | 150 | = |
|
| 8. | 373 | + | 186 | = |
|
| 9. | 459 | + | 111 | = |
|
| 10. | 446 | + | 431 | = |
|
| Oefening 3 | |||||
| 1. | 271 | + | 205 | = |
|
| 2. | 491 | + | 458 | = |
|
| 3. | 492 | + | 141 | = |
|
| 4. | 460 | + | 165 | = |
|
| 5. | 437 | + | 350 | = |
|
| 6. | 479 | + | 306 | = |
|
| 7. | 279 | + | 266 | = |
|
| 8. | 314 | + | 251 | = |
|
| 9. | 276 | + | 260 | = |
|
| 10. | 432 | + | 221 | = |
|
| Oefening 4 | |||||
| 1. | 491 | + | 357 | = |
|
| 2. | 383 | + | 136 | = |
|
| 3. | 281 | + | 240 | = |
|
| 4. | 320 | + | 283 | = |
|
| 5. | 423 | + | 386 | = |
|
| 6. | 477 | + | 246 | = |
|
| 7. | 202 | + | 141 | = |
|
| 8. | 296 | + | 256 | = |
|
| 9. | 441 | + | 409 | = |
|
| 10. | 268 | + | 131 | = |
|