Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 247 | + | 128 | = |
|
| 2. | 388 | + | 293 | = |
|
| 3. | 163 | + | 132 | = |
|
| 4. | 443 | + | 112 | = |
|
| 5. | 440 | + | 319 | = |
|
| 6. | 359 | + | 288 | = |
|
| 7. | 439 | + | 422 | = |
|
| 8. | 257 | + | 205 | = |
|
| 9. | 478 | + | 398 | = |
|
| 10. | 476 | + | 275 | = |
|
| Oefening 2 | |||||
| 1. | 278 | + | 241 | = |
|
| 2. | 239 | + | 177 | = |
|
| 3. | 430 | + | 381 | = |
|
| 4. | 490 | + | 149 | = |
|
| 5. | 417 | + | 345 | = |
|
| 6. | 476 | + | 136 | = |
|
| 7. | 478 | + | 403 | = |
|
| 8. | 327 | + | 127 | = |
|
| 9. | 493 | + | 335 | = |
|
| 10. | 408 | + | 224 | = |
|
| Oefening 3 | |||||
| 1. | 446 | + | 387 | = |
|
| 2. | 279 | + | 121 | = |
|
| 3. | 388 | + | 105 | = |
|
| 4. | 148 | + | 128 | = |
|
| 5. | 449 | + | 389 | = |
|
| 6. | 186 | + | 125 | = |
|
| 7. | 386 | + | 367 | = |
|
| 8. | 424 | + | 101 | = |
|
| 9. | 390 | + | 167 | = |
|
| 10. | 426 | + | 257 | = |
|
| Oefening 4 | |||||
| 1. | 498 | + | 485 | = |
|
| 2. | 482 | + | 454 | = |
|
| 3. | 330 | + | 151 | = |
|
| 4. | 485 | + | 369 | = |
|
| 5. | 488 | + | 170 | = |
|
| 6. | 351 | + | 258 | = |
|
| 7. | 427 | + | 274 | = |
|
| 8. | 439 | + | 133 | = |
|
| 9. | 480 | + | 260 | = |
|
| 10. | 448 | + | 437 | = |
|