Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 428 | + | 387 | = |
|
| 2. | 442 | + | 320 | = |
|
| 3. | 422 | + | 327 | = |
|
| 4. | 412 | + | 214 | = |
|
| 5. | 397 | + | 230 | = |
|
| 6. | 284 | + | 248 | = |
|
| 7. | 406 | + | 210 | = |
|
| 8. | 499 | + | 149 | = |
|
| 9. | 346 | + | 315 | = |
|
| 10. | 497 | + | 304 | = |
|
| Oefening 2 | |||||
| 1. | 225 | + | 145 | = |
|
| 2. | 317 | + | 218 | = |
|
| 3. | 410 | + | 119 | = |
|
| 4. | 377 | + | 180 | = |
|
| 5. | 488 | + | 181 | = |
|
| 6. | 279 | + | 143 | = |
|
| 7. | 456 | + | 360 | = |
|
| 8. | 493 | + | 361 | = |
|
| 9. | 278 | + | 259 | = |
|
| 10. | 477 | + | 446 | = |
|
| Oefening 3 | |||||
| 1. | 332 | + | 327 | = |
|
| 2. | 446 | + | 389 | = |
|
| 3. | 210 | + | 189 | = |
|
| 4. | 230 | + | 199 | = |
|
| 5. | 483 | + | 270 | = |
|
| 6. | 456 | + | 387 | = |
|
| 7. | 357 | + | 169 | = |
|
| 8. | 185 | + | 133 | = |
|
| 9. | 301 | + | 188 | = |
|
| 10. | 372 | + | 207 | = |
|
| Oefening 4 | |||||
| 1. | 359 | + | 313 | = |
|
| 2. | 232 | + | 181 | = |
|
| 3. | 278 | + | 136 | = |
|
| 4. | 294 | + | 144 | = |
|
| 5. | 306 | + | 230 | = |
|
| 6. | 183 | + | 176 | = |
|
| 7. | 414 | + | 270 | = |
|
| 8. | 254 | + | 142 | = |
|
| 9. | 411 | + | 180 | = |
|
| 10. | 346 | + | 214 | = |
|