Erbijsommen t/m 1.000
Optellen
| 1. | 425 + 296 = |
632
|
547
|
898
|
721
|
| 2. | 384 + 246 = |
700
|
795
|
630
|
755
|
| 3. | 436 + 126 = |
562
|
530
|
702
|
594
|
| 4. | 325 + 261 = |
902
|
899
|
796
|
586
|
| 5. | 492 + 271 = |
701
|
750
|
692
|
763
|
| 6. | 448 + 308 = |
881
|
668
|
990
|
756
|
| 7. | 282 + 118 = |
400
|
444
|
440
|
325
|
| 8. | 235 + 193 = |
426
|
417
|
428
|
256
|
| 9. | 446 + 370 = |
942
|
816
|
719
|
705
|
| 10. | 462 + 393 = |
667
|
891
|
855
|
926
|
| 11. | 218 + 201 = |
443
|
457
|
282
|
419
|
| 12. | 411 + 229 = |
926
|
640
|
562
|
581
|