Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 347 | + | 154 | = |
|
| 2. | 381 | + | 259 | = |
|
| 3. | 440 | + | 208 | = |
|
| 4. | 497 | + | 173 | = |
|
| 5. | 483 | + | 471 | = |
|
| 6. | 435 | + | 216 | = |
|
| 7. | 368 | + | 137 | = |
|
| 8. | 281 | + | 243 | = |
|
| 9. | 479 | + | 153 | = |
|
| 10. | 179 | + | 107 | = |
|
| Oefening 2 | |||||
| 1. | 414 | + | 166 | = |
|
| 2. | 397 | + | 384 | = |
|
| 3. | 437 | + | 224 | = |
|
| 4. | 345 | + | 257 | = |
|
| 5. | 489 | + | 275 | = |
|
| 6. | 441 | + | 276 | = |
|
| 7. | 421 | + | 417 | = |
|
| 8. | 432 | + | 263 | = |
|
| 9. | 192 | + | 100 | = |
|
| 10. | 484 | + | 321 | = |
|
| Oefening 3 | |||||
| 1. | 300 | + | 216 | = |
|
| 2. | 435 | + | 360 | = |
|
| 3. | 257 | + | 166 | = |
|
| 4. | 361 | + | 188 | = |
|
| 5. | 355 | + | 243 | = |
|
| 6. | 421 | + | 129 | = |
|
| 7. | 476 | + | 274 | = |
|
| 8. | 490 | + | 263 | = |
|
| 9. | 329 | + | 177 | = |
|
| 10. | 462 | + | 216 | = |
|
| Oefening 4 | |||||
| 1. | 393 | + | 309 | = |
|
| 2. | 261 | + | 149 | = |
|
| 3. | 355 | + | 334 | = |
|
| 4. | 473 | + | 162 | = |
|
| 5. | 366 | + | 257 | = |
|
| 6. | 406 | + | 287 | = |
|
| 7. | 437 | + | 280 | = |
|
| 8. | 298 | + | 268 | = |
|
| 9. | 441 | + | 351 | = |
|
| 10. | 389 | + | 303 | = |
|