Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 462 | + | 392 | = |
|
| 2. | 449 | + | 437 | = |
|
| 3. | 389 | + | 287 | = |
|
| 4. | 446 | + | 348 | = |
|
| 5. | 481 | + | 194 | = |
|
| 6. | 403 | + | 304 | = |
|
| 7. | 296 | + | 294 | = |
|
| 8. | 305 | + | 144 | = |
|
| 9. | 387 | + | 190 | = |
|
| 10. | 343 | + | 265 | = |
|
| Oefening 2 | |||||
| 1. | 386 | + | 279 | = |
|
| 2. | 238 | + | 222 | = |
|
| 3. | 479 | + | 132 | = |
|
| 4. | 297 | + | 172 | = |
|
| 5. | 331 | + | 150 | = |
|
| 6. | 202 | + | 117 | = |
|
| 7. | 459 | + | 430 | = |
|
| 8. | 401 | + | 244 | = |
|
| 9. | 164 | + | 125 | = |
|
| 10. | 422 | + | 198 | = |
|
| Oefening 3 | |||||
| 1. | 349 | + | 339 | = |
|
| 2. | 490 | + | 262 | = |
|
| 3. | 483 | + | 354 | = |
|
| 4. | 446 | + | 342 | = |
|
| 5. | 353 | + | 169 | = |
|
| 6. | 190 | + | 143 | = |
|
| 7. | 300 | + | 151 | = |
|
| 8. | 462 | + | 251 | = |
|
| 9. | 489 | + | 341 | = |
|
| 10. | 281 | + | 175 | = |
|
| Oefening 4 | |||||
| 1. | 460 | + | 362 | = |
|
| 2. | 303 | + | 295 | = |
|
| 3. | 299 | + | 296 | = |
|
| 4. | 290 | + | 156 | = |
|
| 5. | 380 | + | 244 | = |
|
| 6. | 358 | + | 157 | = |
|
| 7. | 469 | + | 171 | = |
|
| 8. | 452 | + | 135 | = |
|
| 9. | 291 | + | 181 | = |
|
| 10. | 455 | + | 116 | = |
|