Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 431 | + | 177 | = |
|
| 2. | 242 | + | 139 | = |
|
| 3. | 378 | + | 249 | = |
|
| 4. | 318 | + | 137 | = |
|
| 5. | 213 | + | 106 | = |
|
| 6. | 497 | + | 396 | = |
|
| 7. | 303 | + | 102 | = |
|
| 8. | 221 | + | 199 | = |
|
| 9. | 244 | + | 200 | = |
|
| 10. | 294 | + | 273 | = |
|
| Oefening 2 | |||||
| 1. | 365 | + | 224 | = |
|
| 2. | 230 | + | 194 | = |
|
| 3. | 424 | + | 204 | = |
|
| 4. | 146 | + | 118 | = |
|
| 5. | 408 | + | 271 | = |
|
| 6. | 367 | + | 159 | = |
|
| 7. | 211 | + | 206 | = |
|
| 8. | 459 | + | 186 | = |
|
| 9. | 427 | + | 109 | = |
|
| 10. | 229 | + | 135 | = |
|
| Oefening 3 | |||||
| 1. | 441 | + | 121 | = |
|
| 2. | 172 | + | 112 | = |
|
| 3. | 312 | + | 196 | = |
|
| 4. | 454 | + | 265 | = |
|
| 5. | 203 | + | 122 | = |
|
| 6. | 334 | + | 159 | = |
|
| 7. | 325 | + | 143 | = |
|
| 8. | 421 | + | 148 | = |
|
| 9. | 471 | + | 377 | = |
|
| 10. | 471 | + | 282 | = |
|
| Oefening 4 | |||||
| 1. | 391 | + | 103 | = |
|
| 2. | 337 | + | 321 | = |
|
| 3. | 365 | + | 165 | = |
|
| 4. | 431 | + | 424 | = |
|
| 5. | 233 | + | 212 | = |
|
| 6. | 418 | + | 137 | = |
|
| 7. | 344 | + | 342 | = |
|
| 8. | 326 | + | 317 | = |
|
| 9. | 246 | + | 205 | = |
|
| 10. | 465 | + | 105 | = |
|