Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 463 | + | 301 | = |
|
| 2. | 467 | + | 351 | = |
|
| 3. | 354 | + | 191 | = |
|
| 4. | 490 | + | 248 | = |
|
| 5. | 215 | + | 133 | = |
|
| 6. | 443 | + | 191 | = |
|
| 7. | 423 | + | 370 | = |
|
| 8. | 403 | + | 330 | = |
|
| 9. | 357 | + | 236 | = |
|
| 10. | 492 | + | 407 | = |
|
| Oefening 2 | |||||
| 1. | 474 | + | 120 | = |
|
| 2. | 489 | + | 369 | = |
|
| 3. | 239 | + | 231 | = |
|
| 4. | 279 | + | 138 | = |
|
| 5. | 442 | + | 355 | = |
|
| 6. | 261 | + | 166 | = |
|
| 7. | 487 | + | 165 | = |
|
| 8. | 436 | + | 384 | = |
|
| 9. | 338 | + | 332 | = |
|
| 10. | 280 | + | 271 | = |
|
| Oefening 3 | |||||
| 1. | 325 | + | 145 | = |
|
| 2. | 359 | + | 181 | = |
|
| 3. | 424 | + | 309 | = |
|
| 4. | 460 | + | 437 | = |
|
| 5. | 209 | + | 204 | = |
|
| 6. | 264 | + | 259 | = |
|
| 7. | 340 | + | 237 | = |
|
| 8. | 434 | + | 127 | = |
|
| 9. | 489 | + | 165 | = |
|
| 10. | 325 | + | 149 | = |
|
| Oefening 4 | |||||
| 1. | 275 | + | 100 | = |
|
| 2. | 299 | + | 264 | = |
|
| 3. | 475 | + | 210 | = |
|
| 4. | 386 | + | 132 | = |
|
| 5. | 205 | + | 160 | = |
|
| 6. | 185 | + | 179 | = |
|
| 7. | 402 | + | 142 | = |
|
| 8. | 414 | + | 337 | = |
|
| 9. | 392 | + | 170 | = |
|
| 10. | 336 | + | 325 | = |
|