Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 285 | + | 185 | = |
|
| 2. | 274 | + | 138 | = |
|
| 3. | 262 | + | 204 | = |
|
| 4. | 285 | + | 272 | = |
|
| 5. | 471 | + | 180 | = |
|
| 6. | 187 | + | 105 | = |
|
| 7. | 488 | + | 246 | = |
|
| 8. | 421 | + | 321 | = |
|
| 9. | 224 | + | 103 | = |
|
| 10. | 358 | + | 175 | = |
|
| Oefening 2 | |||||
| 1. | 341 | + | 235 | = |
|
| 2. | 314 | + | 191 | = |
|
| 3. | 345 | + | 219 | = |
|
| 4. | 379 | + | 328 | = |
|
| 5. | 482 | + | 359 | = |
|
| 6. | 403 | + | 137 | = |
|
| 7. | 279 | + | 110 | = |
|
| 8. | 335 | + | 211 | = |
|
| 9. | 144 | + | 140 | = |
|
| 10. | 442 | + | 141 | = |
|
| Oefening 3 | |||||
| 1. | 258 | + | 193 | = |
|
| 2. | 239 | + | 194 | = |
|
| 3. | 226 | + | 127 | = |
|
| 4. | 388 | + | 184 | = |
|
| 5. | 462 | + | 283 | = |
|
| 6. | 340 | + | 193 | = |
|
| 7. | 457 | + | 326 | = |
|
| 8. | 272 | + | 266 | = |
|
| 9. | 495 | + | 229 | = |
|
| 10. | 256 | + | 171 | = |
|
| Oefening 4 | |||||
| 1. | 444 | + | 234 | = |
|
| 2. | 336 | + | 297 | = |
|
| 3. | 422 | + | 209 | = |
|
| 4. | 471 | + | 196 | = |
|
| 5. | 350 | + | 216 | = |
|
| 6. | 490 | + | 227 | = |
|
| 7. | 487 | + | 141 | = |
|
| 8. | 487 | + | 448 | = |
|
| 9. | 340 | + | 315 | = |
|
| 10. | 457 | + | 441 | = |
|