Erbijsommen t/m 1.000
Optellen
| 1. | 478 + 254 = |
732
|
616
|
780
|
760
|
| 2. | 434 + 139 = |
573
|
811
|
822
|
685
|
| 3. | 399 + 138 = |
537
|
983
|
590
|
566
|
| 4. | 330 + 317 = |
750
|
756
|
647
|
510
|
| 5. | 482 + 309 = |
795
|
791
|
964
|
625
|
| 6. | 468 + 404 = |
872
|
993
|
817
|
838
|
| 7. | 329 + 301 = |
955
|
975
|
923
|
630
|
| 8. | 482 + 236 = |
554
|
742
|
718
|
722
|
| 9. | 416 + 359 = |
804
|
998
|
775
|
563
|
| 10. | 363 + 333 = |
696
|
654
|
749
|
728
|
| 11. | 357 + 191 = |
798
|
702
|
953
|
548
|
| 12. | 419 + 261 = |
581
|
680
|
831
|
872
|