Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 456 | + | 179 | = |
|
| 2. | 440 | + | 165 | = |
|
| 3. | 463 | + | 269 | = |
|
| 4. | 291 | + | 159 | = |
|
| 5. | 482 | + | 324 | = |
|
| 6. | 347 | + | 195 | = |
|
| 7. | 345 | + | 287 | = |
|
| 8. | 426 | + | 151 | = |
|
| 9. | 490 | + | 114 | = |
|
| 10. | 448 | + | 376 | = |
|
| Oefening 2 | |||||
| 1. | 437 | + | 136 | = |
|
| 2. | 260 | + | 119 | = |
|
| 3. | 318 | + | 117 | = |
|
| 4. | 446 | + | 282 | = |
|
| 5. | 480 | + | 420 | = |
|
| 6. | 481 | + | 401 | = |
|
| 7. | 422 | + | 168 | = |
|
| 8. | 478 | + | 392 | = |
|
| 9. | 245 | + | 235 | = |
|
| 10. | 432 | + | 321 | = |
|
| Oefening 3 | |||||
| 1. | 300 | + | 123 | = |
|
| 2. | 210 | + | 182 | = |
|
| 3. | 418 | + | 133 | = |
|
| 4. | 433 | + | 364 | = |
|
| 5. | 408 | + | 254 | = |
|
| 6. | 496 | + | 451 | = |
|
| 7. | 335 | + | 304 | = |
|
| 8. | 330 | + | 245 | = |
|
| 9. | 493 | + | 354 | = |
|
| 10. | 280 | + | 275 | = |
|
| Oefening 4 | |||||
| 1. | 402 | + | 174 | = |
|
| 2. | 324 | + | 180 | = |
|
| 3. | 325 | + | 245 | = |
|
| 4. | 187 | + | 122 | = |
|
| 5. | 219 | + | 199 | = |
|
| 6. | 468 | + | 277 | = |
|
| 7. | 474 | + | 270 | = |
|
| 8. | 478 | + | 276 | = |
|
| 9. | 440 | + | 271 | = |
|
| 10. | 431 | + | 332 | = |
|