Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 420 | + | 155 | = |
|
| 2. | 289 | + | 237 | = |
|
| 3. | 200 | + | 127 | = |
|
| 4. | 458 | + | 129 | = |
|
| 5. | 441 | + | 113 | = |
|
| 6. | 494 | + | 343 | = |
|
| 7. | 360 | + | 169 | = |
|
| 8. | 478 | + | 145 | = |
|
| 9. | 380 | + | 304 | = |
|
| 10. | 402 | + | 373 | = |
|
| Oefening 2 | |||||
| 1. | 419 | + | 191 | = |
|
| 2. | 230 | + | 228 | = |
|
| 3. | 133 | + | 109 | = |
|
| 4. | 334 | + | 174 | = |
|
| 5. | 308 | + | 196 | = |
|
| 6. | 429 | + | 393 | = |
|
| 7. | 181 | + | 177 | = |
|
| 8. | 405 | + | 258 | = |
|
| 9. | 490 | + | 335 | = |
|
| 10. | 364 | + | 102 | = |
|
| Oefening 3 | |||||
| 1. | 460 | + | 217 | = |
|
| 2. | 291 | + | 215 | = |
|
| 3. | 270 | + | 259 | = |
|
| 4. | 443 | + | 103 | = |
|
| 5. | 250 | + | 234 | = |
|
| 6. | 487 | + | 275 | = |
|
| 7. | 406 | + | 375 | = |
|
| 8. | 320 | + | 158 | = |
|
| 9. | 378 | + | 102 | = |
|
| 10. | 291 | + | 103 | = |
|
| Oefening 4 | |||||
| 1. | 476 | + | 357 | = |
|
| 2. | 276 | + | 108 | = |
|
| 3. | 474 | + | 398 | = |
|
| 4. | 382 | + | 130 | = |
|
| 5. | 317 | + | 114 | = |
|
| 6. | 413 | + | 135 | = |
|
| 7. | 216 | + | 134 | = |
|
| 8. | 416 | + | 143 | = |
|
| 9. | 473 | + | 361 | = |
|
| 10. | 454 | + | 324 | = |
|