Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 311 | + | 281 | = |
|
| 2. | 434 | + | 369 | = |
|
| 3. | 290 | + | 128 | = |
|
| 4. | 304 | + | 192 | = |
|
| 5. | 477 | + | 272 | = |
|
| 6. | 264 | + | 116 | = |
|
| 7. | 291 | + | 183 | = |
|
| 8. | 435 | + | 113 | = |
|
| 9. | 284 | + | 117 | = |
|
| 10. | 426 | + | 246 | = |
|
| Oefening 2 | |||||
| 1. | 492 | + | 462 | = |
|
| 2. | 458 | + | 439 | = |
|
| 3. | 500 | + | 408 | = |
|
| 4. | 183 | + | 144 | = |
|
| 5. | 396 | + | 364 | = |
|
| 6. | 383 | + | 186 | = |
|
| 7. | 319 | + | 256 | = |
|
| 8. | 436 | + | 137 | = |
|
| 9. | 434 | + | 340 | = |
|
| 10. | 495 | + | 397 | = |
|
| Oefening 3 | |||||
| 1. | 500 | + | 324 | = |
|
| 2. | 246 | + | 222 | = |
|
| 3. | 374 | + | 174 | = |
|
| 4. | 284 | + | 122 | = |
|
| 5. | 492 | + | 257 | = |
|
| 6. | 408 | + | 287 | = |
|
| 7. | 386 | + | 129 | = |
|
| 8. | 468 | + | 188 | = |
|
| 9. | 435 | + | 215 | = |
|
| 10. | 345 | + | 232 | = |
|
| Oefening 4 | |||||
| 1. | 310 | + | 276 | = |
|
| 2. | 497 | + | 492 | = |
|
| 3. | 297 | + | 100 | = |
|
| 4. | 388 | + | 212 | = |
|
| 5. | 494 | + | 311 | = |
|
| 6. | 482 | + | 151 | = |
|
| 7. | 435 | + | 261 | = |
|
| 8. | 265 | + | 140 | = |
|
| 9. | 347 | + | 317 | = |
|
| 10. | 372 | + | 368 | = |
|