Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 460 | + | 101 | = |
|
| 2. | 371 | + | 341 | = |
|
| 3. | 362 | + | 181 | = |
|
| 4. | 496 | + | 291 | = |
|
| 5. | 488 | + | 469 | = |
|
| 6. | 185 | + | 121 | = |
|
| 7. | 174 | + | 113 | = |
|
| 8. | 406 | + | 359 | = |
|
| 9. | 356 | + | 247 | = |
|
| 10. | 362 | + | 258 | = |
|
| Oefening 2 | |||||
| 1. | 416 | + | 312 | = |
|
| 2. | 483 | + | 183 | = |
|
| 3. | 275 | + | 134 | = |
|
| 4. | 408 | + | 129 | = |
|
| 5. | 314 | + | 155 | = |
|
| 6. | 380 | + | 340 | = |
|
| 7. | 301 | + | 272 | = |
|
| 8. | 309 | + | 306 | = |
|
| 9. | 420 | + | 112 | = |
|
| 10. | 170 | + | 161 | = |
|
| Oefening 3 | |||||
| 1. | 455 | + | 409 | = |
|
| 2. | 392 | + | 346 | = |
|
| 3. | 278 | + | 171 | = |
|
| 4. | 444 | + | 123 | = |
|
| 5. | 137 | + | 129 | = |
|
| 6. | 332 | + | 112 | = |
|
| 7. | 490 | + | 331 | = |
|
| 8. | 491 | + | 263 | = |
|
| 9. | 410 | + | 363 | = |
|
| 10. | 382 | + | 155 | = |
|
| Oefening 4 | |||||
| 1. | 236 | + | 182 | = |
|
| 2. | 334 | + | 120 | = |
|
| 3. | 386 | + | 169 | = |
|
| 4. | 454 | + | 173 | = |
|
| 5. | 338 | + | 329 | = |
|
| 6. | 395 | + | 172 | = |
|
| 7. | 495 | + | 317 | = |
|
| 8. | 456 | + | 344 | = |
|
| 9. | 314 | + | 285 | = |
|
| 10. | 442 | + | 414 | = |
|