Erbijsommen t/m 1.000
Optellen
| 1. | 376 + 201 = |
597
|
839
|
971
|
577
|
| 2. | 388 + 218 = |
801
|
917
|
913
|
606
|
| 3. | 372 + 307 = |
881
|
679
|
808
|
961
|
| 4. | 408 + 204 = |
664
|
882
|
897
|
612
|
| 5. | 218 + 119 = |
477
|
337
|
406
|
267
|
| 6. | 409 + 253 = |
662
|
713
|
931
|
680
|
| 7. | 359 + 336 = |
970
|
529
|
695
|
749
|
| 8. | 429 + 373 = |
505
|
947
|
802
|
990
|
| 9. | 337 + 218 = |
606
|
501
|
748
|
555
|
| 10. | 489 + 468 = |
819
|
957
|
889
|
861
|
| 11. | 488 + 443 = |
663
|
931
|
857
|
935
|
| 12. | 460 + 292 = |
941
|
546
|
752
|
651
|