Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 472 | + | 383 | = |
|
| 2. | 487 | + | 258 | = |
|
| 3. | 367 | + | 256 | = |
|
| 4. | 224 | + | 123 | = |
|
| 5. | 499 | + | 149 | = |
|
| 6. | 489 | + | 196 | = |
|
| 7. | 319 | + | 220 | = |
|
| 8. | 478 | + | 339 | = |
|
| 9. | 432 | + | 364 | = |
|
| 10. | 264 | + | 126 | = |
|
| Oefening 2 | |||||
| 1. | 353 | + | 172 | = |
|
| 2. | 338 | + | 204 | = |
|
| 3. | 234 | + | 224 | = |
|
| 4. | 373 | + | 198 | = |
|
| 5. | 239 | + | 219 | = |
|
| 6. | 450 | + | 374 | = |
|
| 7. | 387 | + | 360 | = |
|
| 8. | 478 | + | 337 | = |
|
| 9. | 374 | + | 240 | = |
|
| 10. | 217 | + | 115 | = |
|
| Oefening 3 | |||||
| 1. | 459 | + | 399 | = |
|
| 2. | 213 | + | 188 | = |
|
| 3. | 479 | + | 457 | = |
|
| 4. | 480 | + | 196 | = |
|
| 5. | 325 | + | 163 | = |
|
| 6. | 279 | + | 138 | = |
|
| 7. | 489 | + | 412 | = |
|
| 8. | 446 | + | 348 | = |
|
| 9. | 352 | + | 282 | = |
|
| 10. | 331 | + | 214 | = |
|
| Oefening 4 | |||||
| 1. | 410 | + | 390 | = |
|
| 2. | 217 | + | 171 | = |
|
| 3. | 464 | + | 331 | = |
|
| 4. | 388 | + | 214 | = |
|
| 5. | 492 | + | 135 | = |
|
| 6. | 250 | + | 168 | = |
|
| 7. | 409 | + | 146 | = |
|
| 8. | 438 | + | 215 | = |
|
| 9. | 193 | + | 128 | = |
|
| 10. | 467 | + | 192 | = |
|