Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 407 | + | 275 | = |
|
| 2. | 201 | + | 179 | = |
|
| 3. | 300 | + | 136 | = |
|
| 4. | 443 | + | 404 | = |
|
| 5. | 374 | + | 350 | = |
|
| 6. | 438 | + | 175 | = |
|
| 7. | 218 | + | 153 | = |
|
| 8. | 354 | + | 117 | = |
|
| 9. | 316 | + | 183 | = |
|
| 10. | 403 | + | 396 | = |
|
| Oefening 2 | |||||
| 1. | 490 | + | 398 | = |
|
| 2. | 256 | + | 165 | = |
|
| 3. | 411 | + | 284 | = |
|
| 4. | 450 | + | 134 | = |
|
| 5. | 487 | + | 171 | = |
|
| 6. | 323 | + | 258 | = |
|
| 7. | 397 | + | 343 | = |
|
| 8. | 345 | + | 338 | = |
|
| 9. | 250 | + | 227 | = |
|
| 10. | 367 | + | 310 | = |
|
| Oefening 3 | |||||
| 1. | 412 | + | 112 | = |
|
| 2. | 292 | + | 205 | = |
|
| 3. | 477 | + | 458 | = |
|
| 4. | 429 | + | 281 | = |
|
| 5. | 485 | + | 158 | = |
|
| 6. | 452 | + | 107 | = |
|
| 7. | 289 | + | 162 | = |
|
| 8. | 352 | + | 199 | = |
|
| 9. | 206 | + | 205 | = |
|
| 10. | 395 | + | 160 | = |
|
| Oefening 4 | |||||
| 1. | 410 | + | 374 | = |
|
| 2. | 254 | + | 217 | = |
|
| 3. | 382 | + | 370 | = |
|
| 4. | 380 | + | 250 | = |
|
| 5. | 421 | + | 290 | = |
|
| 6. | 166 | + | 136 | = |
|
| 7. | 234 | + | 130 | = |
|
| 8. | 459 | + | 212 | = |
|
| 9. | 410 | + | 336 | = |
|
| 10. | 362 | + | 340 | = |
|