Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 334 | + | 283 | = |
|
| 2. | 475 | + | 162 | = |
|
| 3. | 434 | + | 124 | = |
|
| 4. | 295 | + | 224 | = |
|
| 5. | 386 | + | 210 | = |
|
| 6. | 397 | + | 358 | = |
|
| 7. | 447 | + | 162 | = |
|
| 8. | 396 | + | 109 | = |
|
| 9. | 271 | + | 101 | = |
|
| 10. | 337 | + | 334 | = |
|
| Oefening 2 | |||||
| 1. | 385 | + | 210 | = |
|
| 2. | 355 | + | 104 | = |
|
| 3. | 424 | + | 112 | = |
|
| 4. | 425 | + | 326 | = |
|
| 5. | 321 | + | 173 | = |
|
| 6. | 173 | + | 114 | = |
|
| 7. | 192 | + | 158 | = |
|
| 8. | 451 | + | 307 | = |
|
| 9. | 477 | + | 446 | = |
|
| 10. | 435 | + | 424 | = |
|
| Oefening 3 | |||||
| 1. | 476 | + | 427 | = |
|
| 2. | 186 | + | 116 | = |
|
| 3. | 186 | + | 141 | = |
|
| 4. | 402 | + | 119 | = |
|
| 5. | 182 | + | 174 | = |
|
| 6. | 483 | + | 283 | = |
|
| 7. | 310 | + | 267 | = |
|
| 8. | 450 | + | 341 | = |
|
| 9. | 189 | + | 188 | = |
|
| 10. | 240 | + | 155 | = |
|
| Oefening 4 | |||||
| 1. | 317 | + | 219 | = |
|
| 2. | 421 | + | 325 | = |
|
| 3. | 493 | + | 406 | = |
|
| 4. | 407 | + | 218 | = |
|
| 5. | 340 | + | 137 | = |
|
| 6. | 260 | + | 175 | = |
|
| 7. | 370 | + | 364 | = |
|
| 8. | 349 | + | 106 | = |
|
| 9. | 441 | + | 336 | = |
|
| 10. | 408 | + | 278 | = |
|