Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 498 | + | 275 | = |
|
| 2. | 349 | + | 227 | = |
|
| 3. | 387 | + | 262 | = |
|
| 4. | 444 | + | 285 | = |
|
| 5. | 139 | + | 137 | = |
|
| 6. | 447 | + | 235 | = |
|
| 7. | 448 | + | 330 | = |
|
| 8. | 455 | + | 154 | = |
|
| 9. | 499 | + | 177 | = |
|
| 10. | 212 | + | 209 | = |
|
| Oefening 2 | |||||
| 1. | 499 | + | 365 | = |
|
| 2. | 326 | + | 322 | = |
|
| 3. | 282 | + | 180 | = |
|
| 4. | 387 | + | 324 | = |
|
| 5. | 286 | + | 132 | = |
|
| 6. | 381 | + | 329 | = |
|
| 7. | 474 | + | 209 | = |
|
| 8. | 337 | + | 156 | = |
|
| 9. | 395 | + | 293 | = |
|
| 10. | 323 | + | 137 | = |
|
| Oefening 3 | |||||
| 1. | 227 | + | 185 | = |
|
| 2. | 364 | + | 286 | = |
|
| 3. | 328 | + | 257 | = |
|
| 4. | 287 | + | 169 | = |
|
| 5. | 208 | + | 196 | = |
|
| 6. | 460 | + | 344 | = |
|
| 7. | 458 | + | 149 | = |
|
| 8. | 490 | + | 205 | = |
|
| 9. | 337 | + | 199 | = |
|
| 10. | 500 | + | 186 | = |
|
| Oefening 4 | |||||
| 1. | 491 | + | 206 | = |
|
| 2. | 388 | + | 163 | = |
|
| 3. | 494 | + | 281 | = |
|
| 4. | 494 | + | 454 | = |
|
| 5. | 468 | + | 234 | = |
|
| 6. | 435 | + | 256 | = |
|
| 7. | 430 | + | 188 | = |
|
| 8. | 487 | + | 372 | = |
|
| 9. | 323 | + | 121 | = |
|
| 10. | 198 | + | 110 | = |
|