Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 439 | + | 432 | = |
|
| 2. | 343 | + | 132 | = |
|
| 3. | 332 | + | 187 | = |
|
| 4. | 379 | + | 303 | = |
|
| 5. | 370 | + | 343 | = |
|
| 6. | 347 | + | 122 | = |
|
| 7. | 381 | + | 131 | = |
|
| 8. | 196 | + | 137 | = |
|
| 9. | 422 | + | 166 | = |
|
| 10. | 400 | + | 320 | = |
|
| Oefening 2 | |||||
| 1. | 333 | + | 249 | = |
|
| 2. | 324 | + | 298 | = |
|
| 3. | 316 | + | 208 | = |
|
| 4. | 346 | + | 106 | = |
|
| 5. | 497 | + | 309 | = |
|
| 6. | 456 | + | 449 | = |
|
| 7. | 471 | + | 338 | = |
|
| 8. | 403 | + | 156 | = |
|
| 9. | 301 | + | 162 | = |
|
| 10. | 393 | + | 286 | = |
|
| Oefening 3 | |||||
| 1. | 438 | + | 433 | = |
|
| 2. | 426 | + | 250 | = |
|
| 3. | 434 | + | 185 | = |
|
| 4. | 380 | + | 326 | = |
|
| 5. | 276 | + | 175 | = |
|
| 6. | 427 | + | 236 | = |
|
| 7. | 250 | + | 160 | = |
|
| 8. | 324 | + | 265 | = |
|
| 9. | 460 | + | 297 | = |
|
| 10. | 159 | + | 150 | = |
|
| Oefening 4 | |||||
| 1. | 499 | + | 198 | = |
|
| 2. | 341 | + | 242 | = |
|
| 3. | 426 | + | 421 | = |
|
| 4. | 377 | + | 329 | = |
|
| 5. | 435 | + | 267 | = |
|
| 6. | 464 | + | 330 | = |
|
| 7. | 242 | + | 155 | = |
|
| 8. | 316 | + | 103 | = |
|
| 9. | 305 | + | 240 | = |
|
| 10. | 363 | + | 330 | = |
|