Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 464 | + | 119 | = |
|
| 2. | 241 | + | 209 | = |
|
| 3. | 457 | + | 163 | = |
|
| 4. | 453 | + | 195 | = |
|
| 5. | 325 | + | 251 | = |
|
| 6. | 409 | + | 394 | = |
|
| 7. | 432 | + | 225 | = |
|
| 8. | 500 | + | 329 | = |
|
| 9. | 423 | + | 144 | = |
|
| 10. | 447 | + | 380 | = |
|
| Oefening 2 | |||||
| 1. | 318 | + | 281 | = |
|
| 2. | 251 | + | 219 | = |
|
| 3. | 406 | + | 187 | = |
|
| 4. | 438 | + | 300 | = |
|
| 5. | 332 | + | 198 | = |
|
| 6. | 426 | + | 186 | = |
|
| 7. | 288 | + | 284 | = |
|
| 8. | 452 | + | 160 | = |
|
| 9. | 255 | + | 214 | = |
|
| 10. | 222 | + | 130 | = |
|
| Oefening 3 | |||||
| 1. | 420 | + | 329 | = |
|
| 2. | 487 | + | 235 | = |
|
| 3. | 260 | + | 201 | = |
|
| 4. | 388 | + | 367 | = |
|
| 5. | 419 | + | 393 | = |
|
| 6. | 380 | + | 379 | = |
|
| 7. | 466 | + | 134 | = |
|
| 8. | 458 | + | 292 | = |
|
| 9. | 431 | + | 348 | = |
|
| 10. | 360 | + | 158 | = |
|
| Oefening 4 | |||||
| 1. | 437 | + | 327 | = |
|
| 2. | 497 | + | 287 | = |
|
| 3. | 413 | + | 408 | = |
|
| 4. | 462 | + | 361 | = |
|
| 5. | 325 | + | 119 | = |
|
| 6. | 335 | + | 258 | = |
|
| 7. | 387 | + | 146 | = |
|
| 8. | 292 | + | 173 | = |
|
| 9. | 338 | + | 179 | = |
|
| 10. | 381 | + | 376 | = |
|