Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 405 | + | 214 | = |
|
| 2. | 494 | + | 126 | = |
|
| 3. | 173 | + | 167 | = |
|
| 4. | 377 | + | 328 | = |
|
| 5. | 489 | + | 144 | = |
|
| 6. | 345 | + | 266 | = |
|
| 7. | 471 | + | 446 | = |
|
| 8. | 486 | + | 307 | = |
|
| 9. | 449 | + | 203 | = |
|
| 10. | 284 | + | 235 | = |
|
| Oefening 2 | |||||
| 1. | 403 | + | 211 | = |
|
| 2. | 362 | + | 265 | = |
|
| 3. | 414 | + | 101 | = |
|
| 4. | 480 | + | 202 | = |
|
| 5. | 388 | + | 344 | = |
|
| 6. | 307 | + | 190 | = |
|
| 7. | 401 | + | 322 | = |
|
| 8. | 257 | + | 239 | = |
|
| 9. | 330 | + | 328 | = |
|
| 10. | 388 | + | 238 | = |
|
| Oefening 3 | |||||
| 1. | 255 | + | 184 | = |
|
| 2. | 450 | + | 343 | = |
|
| 3. | 413 | + | 155 | = |
|
| 4. | 489 | + | 348 | = |
|
| 5. | 319 | + | 109 | = |
|
| 6. | 294 | + | 110 | = |
|
| 7. | 483 | + | 173 | = |
|
| 8. | 425 | + | 245 | = |
|
| 9. | 397 | + | 154 | = |
|
| 10. | 498 | + | 344 | = |
|
| Oefening 4 | |||||
| 1. | 454 | + | 113 | = |
|
| 2. | 483 | + | 229 | = |
|
| 3. | 191 | + | 143 | = |
|
| 4. | 450 | + | 238 | = |
|
| 5. | 269 | + | 126 | = |
|
| 6. | 427 | + | 145 | = |
|
| 7. | 331 | + | 187 | = |
|
| 8. | 204 | + | 195 | = |
|
| 9. | 219 | + | 129 | = |
|
| 10. | 400 | + | 243 | = |
|