Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 331 | + | 121 | = |
|
| 2. | 434 | + | 350 | = |
|
| 3. | 354 | + | 289 | = |
|
| 4. | 192 | + | 103 | = |
|
| 5. | 485 | + | 406 | = |
|
| 6. | 442 | + | 434 | = |
|
| 7. | 500 | + | 101 | = |
|
| 8. | 476 | + | 286 | = |
|
| 9. | 354 | + | 124 | = |
|
| 10. | 310 | + | 183 | = |
|
| Oefening 2 | |||||
| 1. | 417 | + | 305 | = |
|
| 2. | 488 | + | 269 | = |
|
| 3. | 470 | + | 130 | = |
|
| 4. | 271 | + | 172 | = |
|
| 5. | 446 | + | 218 | = |
|
| 6. | 446 | + | 187 | = |
|
| 7. | 211 | + | 174 | = |
|
| 8. | 234 | + | 220 | = |
|
| 9. | 363 | + | 314 | = |
|
| 10. | 183 | + | 141 | = |
|
| Oefening 3 | |||||
| 1. | 341 | + | 320 | = |
|
| 2. | 325 | + | 204 | = |
|
| 3. | 246 | + | 195 | = |
|
| 4. | 467 | + | 405 | = |
|
| 5. | 259 | + | 139 | = |
|
| 6. | 242 | + | 236 | = |
|
| 7. | 268 | + | 256 | = |
|
| 8. | 383 | + | 224 | = |
|
| 9. | 123 | + | 111 | = |
|
| 10. | 238 | + | 214 | = |
|
| Oefening 4 | |||||
| 1. | 201 | + | 195 | = |
|
| 2. | 431 | + | 352 | = |
|
| 3. | 477 | + | 204 | = |
|
| 4. | 444 | + | 130 | = |
|
| 5. | 179 | + | 157 | = |
|
| 6. | 111 | + | 102 | = |
|
| 7. | 486 | + | 161 | = |
|
| 8. | 473 | + | 335 | = |
|
| 9. | 281 | + | 120 | = |
|
| 10. | 436 | + | 390 | = |
|