Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 486 | + | 296 | = |
|
| 2. | 408 | + | 361 | = |
|
| 3. | 313 | + | 156 | = |
|
| 4. | 477 | + | 435 | = |
|
| 5. | 440 | + | 417 | = |
|
| 6. | 495 | + | 301 | = |
|
| 7. | 460 | + | 227 | = |
|
| 8. | 391 | + | 150 | = |
|
| 9. | 481 | + | 126 | = |
|
| 10. | 229 | + | 179 | = |
|
| Oefening 2 | |||||
| 1. | 485 | + | 258 | = |
|
| 2. | 442 | + | 325 | = |
|
| 3. | 471 | + | 380 | = |
|
| 4. | 316 | + | 280 | = |
|
| 5. | 342 | + | 110 | = |
|
| 6. | 411 | + | 288 | = |
|
| 7. | 332 | + | 159 | = |
|
| 8. | 384 | + | 209 | = |
|
| 9. | 427 | + | 266 | = |
|
| 10. | 438 | + | 224 | = |
|
| Oefening 3 | |||||
| 1. | 500 | + | 486 | = |
|
| 2. | 264 | + | 104 | = |
|
| 3. | 458 | + | 341 | = |
|
| 4. | 461 | + | 406 | = |
|
| 5. | 487 | + | 146 | = |
|
| 6. | 247 | + | 204 | = |
|
| 7. | 435 | + | 394 | = |
|
| 8. | 212 | + | 111 | = |
|
| 9. | 406 | + | 121 | = |
|
| 10. | 215 | + | 140 | = |
|
| Oefening 4 | |||||
| 1. | 487 | + | 257 | = |
|
| 2. | 383 | + | 280 | = |
|
| 3. | 387 | + | 267 | = |
|
| 4. | 424 | + | 174 | = |
|
| 5. | 461 | + | 119 | = |
|
| 6. | 259 | + | 177 | = |
|
| 7. | 432 | + | 301 | = |
|
| 8. | 367 | + | 250 | = |
|
| 9. | 338 | + | 134 | = |
|
| 10. | 431 | + | 407 | = |
|