Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 429 | + | 359 | = |
|
| 2. | 283 | + | 218 | = |
|
| 3. | 402 | + | 139 | = |
|
| 4. | 482 | + | 413 | = |
|
| 5. | 414 | + | 240 | = |
|
| 6. | 174 | + | 102 | = |
|
| 7. | 393 | + | 372 | = |
|
| 8. | 440 | + | 302 | = |
|
| 9. | 453 | + | 321 | = |
|
| 10. | 350 | + | 328 | = |
|
| Oefening 2 | |||||
| 1. | 382 | + | 279 | = |
|
| 2. | 206 | + | 142 | = |
|
| 3. | 469 | + | 147 | = |
|
| 4. | 389 | + | 366 | = |
|
| 5. | 491 | + | 137 | = |
|
| 6. | 242 | + | 106 | = |
|
| 7. | 221 | + | 112 | = |
|
| 8. | 177 | + | 113 | = |
|
| 9. | 301 | + | 175 | = |
|
| 10. | 448 | + | 221 | = |
|
| Oefening 3 | |||||
| 1. | 476 | + | 225 | = |
|
| 2. | 485 | + | 162 | = |
|
| 3. | 491 | + | 186 | = |
|
| 4. | 302 | + | 146 | = |
|
| 5. | 310 | + | 308 | = |
|
| 6. | 475 | + | 431 | = |
|
| 7. | 482 | + | 392 | = |
|
| 8. | 391 | + | 350 | = |
|
| 9. | 281 | + | 134 | = |
|
| 10. | 328 | + | 216 | = |
|
| Oefening 4 | |||||
| 1. | 198 | + | 193 | = |
|
| 2. | 253 | + | 104 | = |
|
| 3. | 361 | + | 196 | = |
|
| 4. | 242 | + | 151 | = |
|
| 5. | 298 | + | 194 | = |
|
| 6. | 338 | + | 239 | = |
|
| 7. | 398 | + | 122 | = |
|
| 8. | 278 | + | 204 | = |
|
| 9. | 229 | + | 221 | = |
|
| 10. | 470 | + | 412 | = |
|