Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 359 | + | 281 | = |
|
| 2. | 385 | + | 373 | = |
|
| 3. | 403 | + | 320 | = |
|
| 4. | 403 | + | 207 | = |
|
| 5. | 303 | + | 203 | = |
|
| 6. | 326 | + | 179 | = |
|
| 7. | 109 | + | 105 | = |
|
| 8. | 187 | + | 185 | = |
|
| 9. | 493 | + | 393 | = |
|
| 10. | 475 | + | 194 | = |
|
| Oefening 2 | |||||
| 1. | 155 | + | 154 | = |
|
| 2. | 435 | + | 264 | = |
|
| 3. | 132 | + | 105 | = |
|
| 4. | 437 | + | 146 | = |
|
| 5. | 191 | + | 129 | = |
|
| 6. | 425 | + | 138 | = |
|
| 7. | 322 | + | 291 | = |
|
| 8. | 213 | + | 132 | = |
|
| 9. | 300 | + | 111 | = |
|
| 10. | 499 | + | 360 | = |
|
| Oefening 3 | |||||
| 1. | 376 | + | 168 | = |
|
| 2. | 424 | + | 226 | = |
|
| 3. | 483 | + | 111 | = |
|
| 4. | 293 | + | 289 | = |
|
| 5. | 325 | + | 324 | = |
|
| 6. | 345 | + | 122 | = |
|
| 7. | 487 | + | 117 | = |
|
| 8. | 234 | + | 181 | = |
|
| 9. | 330 | + | 119 | = |
|
| 10. | 438 | + | 329 | = |
|
| Oefening 4 | |||||
| 1. | 318 | + | 147 | = |
|
| 2. | 376 | + | 276 | = |
|
| 3. | 356 | + | 104 | = |
|
| 4. | 249 | + | 201 | = |
|
| 5. | 478 | + | 372 | = |
|
| 6. | 308 | + | 130 | = |
|
| 7. | 329 | + | 181 | = |
|
| 8. | 478 | + | 289 | = |
|
| 9. | 483 | + | 171 | = |
|
| 10. | 391 | + | 241 | = |
|