Erbijsommen tot en met 1.000
Erbijsommen
| 1. | 475 + 455 = |
931
|
930
|
956
|
701
|
| 2. | 458 + 325 = |
544
|
678
|
908
|
783
|
| 3. | 331 + 120 = |
451
|
400
|
428
|
331
|
| 4. | 433 + 188 = |
670
|
621
|
865
|
908
|
| 5. | 384 + 219 = |
638
|
724
|
603
|
962
|
| 6. | 403 + 115 = |
518
|
691
|
903
|
572
|
| 7. | 453 + 343 = |
627
|
833
|
796
|
820
|
| 8. | 481 + 255 = |
849
|
736
|
879
|
722
|
| 9. | 490 + 386 = |
502
|
631
|
736
|
876
|
| 10. | 413 + 263 = |
946
|
540
|
676
|
787
|
| 11. | 318 + 280 = |
598
|
811
|
891
|
877
|
| 12. | 453 + 291 = |
744
|
897
|
500
|
879
|