Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 496 | + | 169 | = |
|
| 2. | 473 | + | 113 | = |
|
| 3. | 353 | + | 185 | = |
|
| 4. | 392 | + | 173 | = |
|
| 5. | 462 | + | 227 | = |
|
| 6. | 489 | + | 133 | = |
|
| 7. | 430 | + | 339 | = |
|
| 8. | 380 | + | 240 | = |
|
| 9. | 256 | + | 207 | = |
|
| 10. | 355 | + | 318 | = |
|
| Oefening 2 | |||||
| 1. | 483 | + | 129 | = |
|
| 2. | 427 | + | 402 | = |
|
| 3. | 398 | + | 349 | = |
|
| 4. | 230 | + | 210 | = |
|
| 5. | 455 | + | 415 | = |
|
| 6. | 354 | + | 100 | = |
|
| 7. | 456 | + | 398 | = |
|
| 8. | 152 | + | 104 | = |
|
| 9. | 500 | + | 241 | = |
|
| 10. | 378 | + | 138 | = |
|
| Oefening 3 | |||||
| 1. | 497 | + | 416 | = |
|
| 2. | 247 | + | 141 | = |
|
| 3. | 271 | + | 214 | = |
|
| 4. | 483 | + | 400 | = |
|
| 5. | 410 | + | 160 | = |
|
| 6. | 246 | + | 133 | = |
|
| 7. | 463 | + | 284 | = |
|
| 8. | 483 | + | 458 | = |
|
| 9. | 316 | + | 265 | = |
|
| 10. | 500 | + | 189 | = |
|
| Oefening 4 | |||||
| 1. | 418 | + | 196 | = |
|
| 2. | 382 | + | 155 | = |
|
| 3. | 491 | + | 114 | = |
|
| 4. | 458 | + | 426 | = |
|
| 5. | 231 | + | 196 | = |
|
| 6. | 475 | + | 171 | = |
|
| 7. | 458 | + | 377 | = |
|
| 8. | 288 | + | 189 | = |
|
| 9. | 257 | + | 205 | = |
|
| 10. | 320 | + | 255 | = |
|