Erbijsommen t/m 1.000
Optellen
| 1. | 291 + 156 = |
359
|
447
|
289
|
480
|
| 2. | 450 + 317 = |
505
|
767
|
607
|
984
|
| 3. | 334 + 163 = |
287
|
497
|
464
|
335
|
| 4. | 376 + 276 = |
636
|
652
|
876
|
599
|
| 5. | 154 + 114 = |
268
|
296
|
342
|
232
|
| 6. | 400 + 339 = |
739
|
782
|
719
|
888
|
| 7. | 179 + 174 = |
223
|
225
|
323
|
353
|
| 8. | 316 + 106 = |
477
|
422
|
424
|
447
|
| 9. | 259 + 185 = |
283
|
200
|
444
|
214
|
| 10. | 338 + 135 = |
226
|
207
|
473
|
318
|
| 11. | 422 + 349 = |
766
|
735
|
753
|
771
|
| 12. | 264 + 124 = |
399
|
393
|
388
|
294
|