Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 371 | + | 337 | = |
|
| 2. | 379 | + | 310 | = |
|
| 3. | 383 | + | 187 | = |
|
| 4. | 270 | + | 212 | = |
|
| 5. | 193 | + | 103 | = |
|
| 6. | 402 | + | 145 | = |
|
| 7. | 299 | + | 285 | = |
|
| 8. | 439 | + | 265 | = |
|
| 9. | 445 | + | 382 | = |
|
| 10. | 397 | + | 200 | = |
|
| Oefening 2 | |||||
| 1. | 498 | + | 427 | = |
|
| 2. | 327 | + | 188 | = |
|
| 3. | 259 | + | 155 | = |
|
| 4. | 279 | + | 101 | = |
|
| 5. | 177 | + | 136 | = |
|
| 6. | 354 | + | 338 | = |
|
| 7. | 405 | + | 221 | = |
|
| 8. | 213 | + | 156 | = |
|
| 9. | 283 | + | 217 | = |
|
| 10. | 282 | + | 251 | = |
|
| Oefening 3 | |||||
| 1. | 252 | + | 200 | = |
|
| 2. | 458 | + | 432 | = |
|
| 3. | 415 | + | 396 | = |
|
| 4. | 408 | + | 133 | = |
|
| 5. | 459 | + | 249 | = |
|
| 6. | 169 | + | 154 | = |
|
| 7. | 370 | + | 245 | = |
|
| 8. | 487 | + | 196 | = |
|
| 9. | 430 | + | 130 | = |
|
| 10. | 444 | + | 292 | = |
|
| Oefening 4 | |||||
| 1. | 145 | + | 133 | = |
|
| 2. | 486 | + | 271 | = |
|
| 3. | 466 | + | 323 | = |
|
| 4. | 235 | + | 189 | = |
|
| 5. | 265 | + | 150 | = |
|
| 6. | 261 | + | 131 | = |
|
| 7. | 467 | + | 194 | = |
|
| 8. | 374 | + | 139 | = |
|
| 9. | 478 | + | 472 | = |
|
| 10. | 463 | + | 431 | = |
|