Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 489 | + | 465 | = |
|
| 2. | 453 | + | 206 | = |
|
| 3. | 491 | + | 362 | = |
|
| 4. | 247 | + | 125 | = |
|
| 5. | 402 | + | 156 | = |
|
| 6. | 281 | + | 123 | = |
|
| 7. | 429 | + | 390 | = |
|
| 8. | 333 | + | 179 | = |
|
| 9. | 388 | + | 119 | = |
|
| 10. | 341 | + | 111 | = |
|
| Oefening 2 | |||||
| 1. | 411 | + | 297 | = |
|
| 2. | 483 | + | 132 | = |
|
| 3. | 395 | + | 135 | = |
|
| 4. | 459 | + | 270 | = |
|
| 5. | 438 | + | 379 | = |
|
| 6. | 443 | + | 283 | = |
|
| 7. | 472 | + | 311 | = |
|
| 8. | 457 | + | 210 | = |
|
| 9. | 294 | + | 250 | = |
|
| 10. | 478 | + | 225 | = |
|
| Oefening 3 | |||||
| 1. | 341 | + | 103 | = |
|
| 2. | 469 | + | 327 | = |
|
| 3. | 374 | + | 193 | = |
|
| 4. | 192 | + | 141 | = |
|
| 5. | 433 | + | 270 | = |
|
| 6. | 442 | + | 259 | = |
|
| 7. | 422 | + | 165 | = |
|
| 8. | 413 | + | 379 | = |
|
| 9. | 484 | + | 253 | = |
|
| 10. | 378 | + | 121 | = |
|
| Oefening 4 | |||||
| 1. | 296 | + | 124 | = |
|
| 2. | 262 | + | 206 | = |
|
| 3. | 247 | + | 118 | = |
|
| 4. | 357 | + | 274 | = |
|
| 5. | 390 | + | 179 | = |
|
| 6. | 386 | + | 276 | = |
|
| 7. | 482 | + | 252 | = |
|
| 8. | 323 | + | 164 | = |
|
| 9. | 352 | + | 211 | = |
|
| 10. | 475 | + | 119 | = |
|