Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 400 | + | 390 | = |
|
| 2. | 381 | + | 294 | = |
|
| 3. | 158 | + | 117 | = |
|
| 4. | 466 | + | 166 | = |
|
| 5. | 190 | + | 118 | = |
|
| 6. | 343 | + | 180 | = |
|
| 7. | 231 | + | 153 | = |
|
| 8. | 409 | + | 212 | = |
|
| 9. | 399 | + | 334 | = |
|
| 10. | 134 | + | 133 | = |
|
| Oefening 2 | |||||
| 1. | 275 | + | 212 | = |
|
| 2. | 292 | + | 205 | = |
|
| 3. | 307 | + | 153 | = |
|
| 4. | 353 | + | 325 | = |
|
| 5. | 422 | + | 259 | = |
|
| 6. | 297 | + | 146 | = |
|
| 7. | 383 | + | 141 | = |
|
| 8. | 427 | + | 159 | = |
|
| 9. | 405 | + | 266 | = |
|
| 10. | 304 | + | 237 | = |
|
| Oefening 3 | |||||
| 1. | 465 | + | 292 | = |
|
| 2. | 244 | + | 169 | = |
|
| 3. | 351 | + | 325 | = |
|
| 4. | 377 | + | 347 | = |
|
| 5. | 476 | + | 194 | = |
|
| 6. | 370 | + | 345 | = |
|
| 7. | 350 | + | 234 | = |
|
| 8. | 308 | + | 226 | = |
|
| 9. | 400 | + | 166 | = |
|
| 10. | 232 | + | 154 | = |
|
| Oefening 4 | |||||
| 1. | 434 | + | 100 | = |
|
| 2. | 341 | + | 312 | = |
|
| 3. | 487 | + | 172 | = |
|
| 4. | 261 | + | 136 | = |
|
| 5. | 459 | + | 107 | = |
|
| 6. | 429 | + | 129 | = |
|
| 7. | 398 | + | 181 | = |
|
| 8. | 477 | + | 285 | = |
|
| 9. | 413 | + | 272 | = |
|
| 10. | 337 | + | 175 | = |
|