Erbijsommen t/m 1.000
Optellen
| 1. | 483 + 339 = |
822
|
830
|
669
|
692
|
| 2. | 371 + 261 = |
521
|
632
|
954
|
959
|
| 3. | 272 + 260 = |
535
|
532
|
861
|
864
|
| 4. | 446 + 351 = |
797
|
926
|
657
|
898
|
| 5. | 371 + 233 = |
725
|
501
|
604
|
657
|
| 6. | 125 + 112 = |
237
|
488
|
203
|
380
|
| 7. | 351 + 237 = |
809
|
898
|
572
|
588
|
| 8. | 330 + 302 = |
653
|
554
|
597
|
632
|
| 9. | 427 + 310 = |
600
|
728
|
737
|
972
|
| 10. | 483 + 345 = |
828
|
587
|
694
|
825
|
| 11. | 362 + 171 = |
727
|
700
|
562
|
533
|
| 12. | 491 + 287 = |
780
|
778
|
573
|
880
|