Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 310 | + | 174 | = |
|
| 2. | 272 | + | 114 | = |
|
| 3. | 362 | + | 232 | = |
|
| 4. | 233 | + | 151 | = |
|
| 5. | 441 | + | 274 | = |
|
| 6. | 279 | + | 138 | = |
|
| 7. | 421 | + | 176 | = |
|
| 8. | 383 | + | 119 | = |
|
| 9. | 423 | + | 236 | = |
|
| 10. | 301 | + | 194 | = |
|
| Oefening 2 | |||||
| 1. | 471 | + | 191 | = |
|
| 2. | 422 | + | 377 | = |
|
| 3. | 392 | + | 118 | = |
|
| 4. | 488 | + | 277 | = |
|
| 5. | 471 | + | 229 | = |
|
| 6. | 194 | + | 126 | = |
|
| 7. | 377 | + | 298 | = |
|
| 8. | 500 | + | 440 | = |
|
| 9. | 486 | + | 450 | = |
|
| 10. | 373 | + | 142 | = |
|
| Oefening 3 | |||||
| 1. | 337 | + | 324 | = |
|
| 2. | 369 | + | 259 | = |
|
| 3. | 416 | + | 293 | = |
|
| 4. | 452 | + | 378 | = |
|
| 5. | 439 | + | 161 | = |
|
| 6. | 269 | + | 122 | = |
|
| 7. | 471 | + | 403 | = |
|
| 8. | 339 | + | 202 | = |
|
| 9. | 493 | + | 444 | = |
|
| 10. | 447 | + | 101 | = |
|
| Oefening 4 | |||||
| 1. | 452 | + | 106 | = |
|
| 2. | 426 | + | 204 | = |
|
| 3. | 490 | + | 323 | = |
|
| 4. | 395 | + | 295 | = |
|
| 5. | 489 | + | 400 | = |
|
| 6. | 465 | + | 322 | = |
|
| 7. | 173 | + | 113 | = |
|
| 8. | 487 | + | 450 | = |
|
| 9. | 198 | + | 156 | = |
|
| 10. | 496 | + | 231 | = |
|