Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 407 | + | 285 | = |
|
| 2. | 298 | + | 113 | = |
|
| 3. | 482 | + | 230 | = |
|
| 4. | 240 | + | 216 | = |
|
| 5. | 482 | + | 100 | = |
|
| 6. | 372 | + | 343 | = |
|
| 7. | 187 | + | 162 | = |
|
| 8. | 408 | + | 190 | = |
|
| 9. | 428 | + | 172 | = |
|
| 10. | 432 | + | 321 | = |
|
| Oefening 2 | |||||
| 1. | 476 | + | 205 | = |
|
| 2. | 325 | + | 158 | = |
|
| 3. | 353 | + | 319 | = |
|
| 4. | 405 | + | 280 | = |
|
| 5. | 307 | + | 121 | = |
|
| 6. | 274 | + | 127 | = |
|
| 7. | 453 | + | 293 | = |
|
| 8. | 216 | + | 133 | = |
|
| 9. | 361 | + | 205 | = |
|
| 10. | 443 | + | 358 | = |
|
| Oefening 3 | |||||
| 1. | 307 | + | 111 | = |
|
| 2. | 225 | + | 113 | = |
|
| 3. | 383 | + | 324 | = |
|
| 4. | 334 | + | 196 | = |
|
| 5. | 248 | + | 176 | = |
|
| 6. | 472 | + | 420 | = |
|
| 7. | 479 | + | 447 | = |
|
| 8. | 332 | + | 217 | = |
|
| 9. | 478 | + | 328 | = |
|
| 10. | 488 | + | 394 | = |
|
| Oefening 4 | |||||
| 1. | 499 | + | 226 | = |
|
| 2. | 255 | + | 184 | = |
|
| 3. | 397 | + | 244 | = |
|
| 4. | 293 | + | 245 | = |
|
| 5. | 458 | + | 400 | = |
|
| 6. | 406 | + | 279 | = |
|
| 7. | 146 | + | 122 | = |
|
| 8. | 265 | + | 245 | = |
|
| 9. | 230 | + | 103 | = |
|
| 10. | 489 | + | 299 | = |
|