Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 409 | + | 342 | = |
|
| 2. | 474 | + | 285 | = |
|
| 3. | 467 | + | 414 | = |
|
| 4. | 397 | + | 300 | = |
|
| 5. | 466 | + | 379 | = |
|
| 6. | 428 | + | 129 | = |
|
| 7. | 365 | + | 317 | = |
|
| 8. | 397 | + | 308 | = |
|
| 9. | 323 | + | 275 | = |
|
| 10. | 493 | + | 455 | = |
|
| Oefening 2 | |||||
| 1. | 427 | + | 254 | = |
|
| 2. | 488 | + | 406 | = |
|
| 3. | 362 | + | 318 | = |
|
| 4. | 420 | + | 233 | = |
|
| 5. | 142 | + | 102 | = |
|
| 6. | 347 | + | 132 | = |
|
| 7. | 373 | + | 114 | = |
|
| 8. | 454 | + | 270 | = |
|
| 9. | 358 | + | 250 | = |
|
| 10. | 374 | + | 308 | = |
|
| Oefening 3 | |||||
| 1. | 480 | + | 384 | = |
|
| 2. | 442 | + | 171 | = |
|
| 3. | 482 | + | 297 | = |
|
| 4. | 286 | + | 184 | = |
|
| 5. | 459 | + | 391 | = |
|
| 6. | 431 | + | 157 | = |
|
| 7. | 454 | + | 209 | = |
|
| 8. | 358 | + | 354 | = |
|
| 9. | 454 | + | 190 | = |
|
| 10. | 458 | + | 323 | = |
|
| Oefening 4 | |||||
| 1. | 496 | + | 149 | = |
|
| 2. | 279 | + | 214 | = |
|
| 3. | 481 | + | 319 | = |
|
| 4. | 384 | + | 133 | = |
|
| 5. | 200 | + | 200 | = |
|
| 6. | 202 | + | 181 | = |
|
| 7. | 455 | + | 305 | = |
|
| 8. | 463 | + | 362 | = |
|
| 9. | 419 | + | 289 | = |
|
| 10. | 355 | + | 217 | = |
|