Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 249 | + | 221 | = |
|
| 2. | 192 | + | 117 | = |
|
| 3. | 495 | + | 397 | = |
|
| 4. | 137 | + | 136 | = |
|
| 5. | 454 | + | 304 | = |
|
| 6. | 133 | + | 120 | = |
|
| 7. | 330 | + | 218 | = |
|
| 8. | 489 | + | 334 | = |
|
| 9. | 415 | + | 328 | = |
|
| 10. | 274 | + | 116 | = |
|
| Oefening 2 | |||||
| 1. | 246 | + | 180 | = |
|
| 2. | 448 | + | 331 | = |
|
| 3. | 492 | + | 213 | = |
|
| 4. | 442 | + | 153 | = |
|
| 5. | 427 | + | 158 | = |
|
| 6. | 364 | + | 258 | = |
|
| 7. | 400 | + | 347 | = |
|
| 8. | 500 | + | 181 | = |
|
| 9. | 437 | + | 261 | = |
|
| 10. | 461 | + | 304 | = |
|
| Oefening 3 | |||||
| 1. | 436 | + | 191 | = |
|
| 2. | 259 | + | 178 | = |
|
| 3. | 210 | + | 175 | = |
|
| 4. | 421 | + | 383 | = |
|
| 5. | 482 | + | 217 | = |
|
| 6. | 159 | + | 126 | = |
|
| 7. | 412 | + | 383 | = |
|
| 8. | 449 | + | 122 | = |
|
| 9. | 437 | + | 262 | = |
|
| 10. | 388 | + | 233 | = |
|
| Oefening 4 | |||||
| 1. | 293 | + | 108 | = |
|
| 2. | 499 | + | 310 | = |
|
| 3. | 392 | + | 284 | = |
|
| 4. | 478 | + | 285 | = |
|
| 5. | 364 | + | 178 | = |
|
| 6. | 359 | + | 224 | = |
|
| 7. | 413 | + | 217 | = |
|
| 8. | 172 | + | 104 | = |
|
| 9. | 435 | + | 320 | = |
|
| 10. | 357 | + | 291 | = |
|