Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 483 | + | 241 | = |
|
| 2. | 332 | + | 225 | = |
|
| 3. | 275 | + | 218 | = |
|
| 4. | 478 | + | 409 | = |
|
| 5. | 253 | + | 201 | = |
|
| 6. | 450 | + | 410 | = |
|
| 7. | 467 | + | 139 | = |
|
| 8. | 357 | + | 122 | = |
|
| 9. | 231 | + | 145 | = |
|
| 10. | 319 | + | 138 | = |
|
| Oefening 2 | |||||
| 1. | 441 | + | 125 | = |
|
| 2. | 125 | + | 101 | = |
|
| 3. | 363 | + | 261 | = |
|
| 4. | 389 | + | 129 | = |
|
| 5. | 258 | + | 111 | = |
|
| 6. | 121 | + | 103 | = |
|
| 7. | 364 | + | 288 | = |
|
| 8. | 500 | + | 113 | = |
|
| 9. | 472 | + | 228 | = |
|
| 10. | 412 | + | 157 | = |
|
| Oefening 3 | |||||
| 1. | 496 | + | 144 | = |
|
| 2. | 173 | + | 100 | = |
|
| 3. | 445 | + | 321 | = |
|
| 4. | 198 | + | 130 | = |
|
| 5. | 466 | + | 417 | = |
|
| 6. | 453 | + | 210 | = |
|
| 7. | 297 | + | 263 | = |
|
| 8. | 171 | + | 110 | = |
|
| 9. | 418 | + | 175 | = |
|
| 10. | 461 | + | 365 | = |
|
| Oefening 4 | |||||
| 1. | 497 | + | 114 | = |
|
| 2. | 330 | + | 171 | = |
|
| 3. | 111 | + | 110 | = |
|
| 4. | 187 | + | 125 | = |
|
| 5. | 188 | + | 110 | = |
|
| 6. | 431 | + | 154 | = |
|
| 7. | 281 | + | 129 | = |
|
| 8. | 157 | + | 136 | = |
|
| 9. | 488 | + | 453 | = |
|
| 10. | 246 | + | 235 | = |
|