Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 449 | + | 278 | = |
|
| 2. | 323 | + | 269 | = |
|
| 3. | 431 | + | 275 | = |
|
| 4. | 270 | + | 162 | = |
|
| 5. | 465 | + | 118 | = |
|
| 6. | 212 | + | 135 | = |
|
| 7. | 483 | + | 474 | = |
|
| 8. | 364 | + | 217 | = |
|
| 9. | 465 | + | 404 | = |
|
| 10. | 229 | + | 117 | = |
|
| Oefening 2 | |||||
| 1. | 469 | + | 372 | = |
|
| 2. | 194 | + | 110 | = |
|
| 3. | 422 | + | 198 | = |
|
| 4. | 165 | + | 115 | = |
|
| 5. | 355 | + | 215 | = |
|
| 6. | 481 | + | 373 | = |
|
| 7. | 235 | + | 174 | = |
|
| 8. | 323 | + | 105 | = |
|
| 9. | 403 | + | 126 | = |
|
| 10. | 457 | + | 148 | = |
|
| Oefening 3 | |||||
| 1. | 267 | + | 191 | = |
|
| 2. | 351 | + | 113 | = |
|
| 3. | 376 | + | 285 | = |
|
| 4. | 393 | + | 389 | = |
|
| 5. | 242 | + | 234 | = |
|
| 6. | 482 | + | 356 | = |
|
| 7. | 436 | + | 315 | = |
|
| 8. | 140 | + | 109 | = |
|
| 9. | 279 | + | 263 | = |
|
| 10. | 169 | + | 159 | = |
|
| Oefening 4 | |||||
| 1. | 421 | + | 212 | = |
|
| 2. | 326 | + | 234 | = |
|
| 3. | 388 | + | 347 | = |
|
| 4. | 446 | + | 411 | = |
|
| 5. | 376 | + | 187 | = |
|
| 6. | 410 | + | 292 | = |
|
| 7. | 284 | + | 266 | = |
|
| 8. | 250 | + | 217 | = |
|
| 9. | 184 | + | 114 | = |
|
| 10. | 227 | + | 146 | = |
|