Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 372 | + | 200 | = |
|
| 2. | 307 | + | 170 | = |
|
| 3. | 481 | + | 361 | = |
|
| 4. | 287 | + | 121 | = |
|
| 5. | 406 | + | 392 | = |
|
| 6. | 408 | + | 346 | = |
|
| 7. | 400 | + | 303 | = |
|
| 8. | 393 | + | 360 | = |
|
| 9. | 334 | + | 129 | = |
|
| 10. | 184 | + | 174 | = |
|
| Oefening 2 | |||||
| 1. | 257 | + | 247 | = |
|
| 2. | 497 | + | 132 | = |
|
| 3. | 498 | + | 118 | = |
|
| 4. | 408 | + | 296 | = |
|
| 5. | 306 | + | 298 | = |
|
| 6. | 200 | + | 155 | = |
|
| 7. | 362 | + | 341 | = |
|
| 8. | 341 | + | 125 | = |
|
| 9. | 414 | + | 329 | = |
|
| 10. | 396 | + | 128 | = |
|
| Oefening 3 | |||||
| 1. | 485 | + | 285 | = |
|
| 2. | 391 | + | 173 | = |
|
| 3. | 159 | + | 106 | = |
|
| 4. | 436 | + | 371 | = |
|
| 5. | 184 | + | 175 | = |
|
| 6. | 247 | + | 191 | = |
|
| 7. | 396 | + | 265 | = |
|
| 8. | 342 | + | 160 | = |
|
| 9. | 486 | + | 100 | = |
|
| 10. | 363 | + | 198 | = |
|
| Oefening 4 | |||||
| 1. | 340 | + | 194 | = |
|
| 2. | 480 | + | 338 | = |
|
| 3. | 339 | + | 309 | = |
|
| 4. | 330 | + | 117 | = |
|
| 5. | 292 | + | 220 | = |
|
| 6. | 480 | + | 376 | = |
|
| 7. | 317 | + | 170 | = |
|
| 8. | 494 | + | 198 | = |
|
| 9. | 430 | + | 342 | = |
|
| 10. | 157 | + | 145 | = |
|