Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 462 | + | 413 | = |
|
| 2. | 223 | + | 214 | = |
|
| 3. | 427 | + | 285 | = |
|
| 4. | 435 | + | 311 | = |
|
| 5. | 345 | + | 117 | = |
|
| 6. | 315 | + | 240 | = |
|
| 7. | 266 | + | 146 | = |
|
| 8. | 374 | + | 353 | = |
|
| 9. | 450 | + | 123 | = |
|
| 10. | 429 | + | 232 | = |
|
| Oefening 2 | |||||
| 1. | 441 | + | 403 | = |
|
| 2. | 362 | + | 223 | = |
|
| 3. | 486 | + | 464 | = |
|
| 4. | 405 | + | 229 | = |
|
| 5. | 294 | + | 195 | = |
|
| 6. | 359 | + | 205 | = |
|
| 7. | 489 | + | 112 | = |
|
| 8. | 382 | + | 225 | = |
|
| 9. | 336 | + | 254 | = |
|
| 10. | 359 | + | 272 | = |
|
| Oefening 3 | |||||
| 1. | 463 | + | 402 | = |
|
| 2. | 241 | + | 101 | = |
|
| 3. | 298 | + | 233 | = |
|
| 4. | 471 | + | 102 | = |
|
| 5. | 332 | + | 212 | = |
|
| 6. | 259 | + | 133 | = |
|
| 7. | 299 | + | 154 | = |
|
| 8. | 473 | + | 174 | = |
|
| 9. | 360 | + | 344 | = |
|
| 10. | 500 | + | 438 | = |
|
| Oefening 4 | |||||
| 1. | 300 | + | 289 | = |
|
| 2. | 405 | + | 362 | = |
|
| 3. | 193 | + | 113 | = |
|
| 4. | 364 | + | 236 | = |
|
| 5. | 290 | + | 147 | = |
|
| 6. | 470 | + | 183 | = |
|
| 7. | 414 | + | 102 | = |
|
| 8. | 283 | + | 246 | = |
|
| 9. | 272 | + | 233 | = |
|
| 10. | 483 | + | 157 | = |
|