Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 381 | + | 143 | = |
|
| 2. | 445 | + | 426 | = |
|
| 3. | 260 | + | 216 | = |
|
| 4. | 172 | + | 132 | = |
|
| 5. | 470 | + | 299 | = |
|
| 6. | 298 | + | 163 | = |
|
| 7. | 452 | + | 378 | = |
|
| 8. | 485 | + | 379 | = |
|
| 9. | 453 | + | 186 | = |
|
| 10. | 239 | + | 116 | = |
|
| Oefening 2 | |||||
| 1. | 341 | + | 194 | = |
|
| 2. | 458 | + | 245 | = |
|
| 3. | 494 | + | 161 | = |
|
| 4. | 348 | + | 157 | = |
|
| 5. | 378 | + | 227 | = |
|
| 6. | 183 | + | 106 | = |
|
| 7. | 396 | + | 323 | = |
|
| 8. | 482 | + | 271 | = |
|
| 9. | 194 | + | 133 | = |
|
| 10. | 412 | + | 121 | = |
|
| Oefening 3 | |||||
| 1. | 471 | + | 428 | = |
|
| 2. | 435 | + | 267 | = |
|
| 3. | 492 | + | 114 | = |
|
| 4. | 309 | + | 253 | = |
|
| 5. | 347 | + | 106 | = |
|
| 6. | 335 | + | 188 | = |
|
| 7. | 301 | + | 214 | = |
|
| 8. | 454 | + | 351 | = |
|
| 9. | 191 | + | 119 | = |
|
| 10. | 497 | + | 442 | = |
|
| Oefening 4 | |||||
| 1. | 122 | + | 102 | = |
|
| 2. | 491 | + | 255 | = |
|
| 3. | 384 | + | 204 | = |
|
| 4. | 479 | + | 438 | = |
|
| 5. | 280 | + | 234 | = |
|
| 6. | 445 | + | 266 | = |
|
| 7. | 469 | + | 193 | = |
|
| 8. | 355 | + | 143 | = |
|
| 9. | 479 | + | 374 | = |
|
| 10. | 254 | + | 190 | = |
|