Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 457 | + | 233 | = |
|
| 2. | 393 | + | 234 | = |
|
| 3. | 411 | + | 341 | = |
|
| 4. | 301 | + | 158 | = |
|
| 5. | 287 | + | 214 | = |
|
| 6. | 493 | + | 287 | = |
|
| 7. | 245 | + | 174 | = |
|
| 8. | 429 | + | 317 | = |
|
| 9. | 453 | + | 127 | = |
|
| 10. | 414 | + | 239 | = |
|
| Oefening 2 | |||||
| 1. | 321 | + | 306 | = |
|
| 2. | 386 | + | 357 | = |
|
| 3. | 267 | + | 163 | = |
|
| 4. | 449 | + | 385 | = |
|
| 5. | 411 | + | 139 | = |
|
| 6. | 256 | + | 152 | = |
|
| 7. | 412 | + | 303 | = |
|
| 8. | 173 | + | 139 | = |
|
| 9. | 250 | + | 242 | = |
|
| 10. | 275 | + | 256 | = |
|
| Oefening 3 | |||||
| 1. | 359 | + | 206 | = |
|
| 2. | 234 | + | 131 | = |
|
| 3. | 221 | + | 172 | = |
|
| 4. | 415 | + | 116 | = |
|
| 5. | 389 | + | 317 | = |
|
| 6. | 333 | + | 298 | = |
|
| 7. | 366 | + | 110 | = |
|
| 8. | 197 | + | 116 | = |
|
| 9. | 375 | + | 370 | = |
|
| 10. | 417 | + | 258 | = |
|
| Oefening 4 | |||||
| 1. | 195 | + | 154 | = |
|
| 2. | 175 | + | 163 | = |
|
| 3. | 382 | + | 380 | = |
|
| 4. | 280 | + | 140 | = |
|
| 5. | 454 | + | 375 | = |
|
| 6. | 470 | + | 403 | = |
|
| 7. | 280 | + | 242 | = |
|
| 8. | 471 | + | 390 | = |
|
| 9. | 335 | + | 264 | = |
|
| 10. | 250 | + | 231 | = |
|