Erbijsommen t/m 1.000
Optellen
| 1. | 353 + 225 = |
869
|
627
|
721
|
578
|
| 2. | 236 + 110 = |
437
|
346
|
340
|
230
|
| 3. | 448 + 369 = |
817
|
685
|
986
|
505
|
| 4. | 145 + 107 = |
231
|
294
|
252
|
281
|
| 5. | 290 + 123 = |
413
|
261
|
335
|
286
|
| 6. | 459 + 110 = |
569
|
895
|
821
|
658
|
| 7. | 477 + 217 = |
793
|
694
|
512
|
623
|
| 8. | 430 + 180 = |
876
|
510
|
787
|
610
|
| 9. | 479 + 125 = |
996
|
604
|
543
|
664
|
| 10. | 324 + 241 = |
504
|
565
|
666
|
632
|
| 11. | 434 + 383 = |
534
|
587
|
638
|
817
|
| 12. | 315 + 259 = |
982
|
574
|
870
|
534
|