Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 470 | + | 448 | = |
|
| 2. | 380 | + | 203 | = |
|
| 3. | 148 | + | 114 | = |
|
| 4. | 318 | + | 155 | = |
|
| 5. | 479 | + | 158 | = |
|
| 6. | 281 | + | 216 | = |
|
| 7. | 461 | + | 311 | = |
|
| 8. | 424 | + | 108 | = |
|
| 9. | 357 | + | 113 | = |
|
| 10. | 213 | + | 105 | = |
|
| Oefening 2 | |||||
| 1. | 398 | + | 359 | = |
|
| 2. | 486 | + | 182 | = |
|
| 3. | 478 | + | 375 | = |
|
| 4. | 500 | + | 490 | = |
|
| 5. | 469 | + | 246 | = |
|
| 6. | 395 | + | 288 | = |
|
| 7. | 497 | + | 368 | = |
|
| 8. | 454 | + | 233 | = |
|
| 9. | 484 | + | 303 | = |
|
| 10. | 361 | + | 103 | = |
|
| Oefening 3 | |||||
| 1. | 451 | + | 292 | = |
|
| 2. | 420 | + | 112 | = |
|
| 3. | 263 | + | 144 | = |
|
| 4. | 381 | + | 245 | = |
|
| 5. | 436 | + | 349 | = |
|
| 6. | 494 | + | 326 | = |
|
| 7. | 383 | + | 207 | = |
|
| 8. | 435 | + | 411 | = |
|
| 9. | 283 | + | 237 | = |
|
| 10. | 328 | + | 200 | = |
|
| Oefening 4 | |||||
| 1. | 257 | + | 171 | = |
|
| 2. | 262 | + | 212 | = |
|
| 3. | 455 | + | 440 | = |
|
| 4. | 313 | + | 300 | = |
|
| 5. | 143 | + | 142 | = |
|
| 6. | 279 | + | 195 | = |
|
| 7. | 426 | + | 170 | = |
|
| 8. | 440 | + | 401 | = |
|
| 9. | 475 | + | 289 | = |
|
| 10. | 368 | + | 285 | = |
|