Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 499 | + | 299 | = |
|
| 2. | 450 | + | 342 | = |
|
| 3. | 499 | + | 313 | = |
|
| 4. | 436 | + | 133 | = |
|
| 5. | 390 | + | 287 | = |
|
| 6. | 441 | + | 274 | = |
|
| 7. | 222 | + | 190 | = |
|
| 8. | 128 | + | 107 | = |
|
| 9. | 337 | + | 285 | = |
|
| 10. | 356 | + | 295 | = |
|
| Oefening 2 | |||||
| 1. | 187 | + | 185 | = |
|
| 2. | 167 | + | 152 | = |
|
| 3. | 407 | + | 193 | = |
|
| 4. | 447 | + | 442 | = |
|
| 5. | 366 | + | 333 | = |
|
| 6. | 314 | + | 291 | = |
|
| 7. | 379 | + | 107 | = |
|
| 8. | 171 | + | 164 | = |
|
| 9. | 314 | + | 269 | = |
|
| 10. | 448 | + | 397 | = |
|
| Oefening 3 | |||||
| 1. | 494 | + | 315 | = |
|
| 2. | 346 | + | 330 | = |
|
| 3. | 376 | + | 126 | = |
|
| 4. | 432 | + | 390 | = |
|
| 5. | 440 | + | 154 | = |
|
| 6. | 414 | + | 130 | = |
|
| 7. | 257 | + | 189 | = |
|
| 8. | 413 | + | 310 | = |
|
| 9. | 305 | + | 126 | = |
|
| 10. | 376 | + | 298 | = |
|
| Oefening 4 | |||||
| 1. | 369 | + | 196 | = |
|
| 2. | 423 | + | 398 | = |
|
| 3. | 451 | + | 265 | = |
|
| 4. | 372 | + | 279 | = |
|
| 5. | 431 | + | 227 | = |
|
| 6. | 441 | + | 241 | = |
|
| 7. | 324 | + | 120 | = |
|
| 8. | 204 | + | 156 | = |
|
| 9. | 344 | + | 305 | = |
|
| 10. | 373 | + | 282 | = |
|