Erbijsommen t/m 1.000
Optellen
| 1. | 167 + 167 = |
437
|
334
|
482
|
236
|
| 2. | 399 + 230 = |
629
|
969
|
831
|
836
|
| 3. | 404 + 302 = |
732
|
539
|
525
|
706
|
| 4. | 487 + 168 = |
660
|
745
|
655
|
659
|
| 5. | 161 + 112 = |
259
|
273
|
347
|
306
|
| 6. | 497 + 374 = |
877
|
525
|
871
|
627
|
| 7. | 459 + 362 = |
821
|
811
|
767
|
877
|
| 8. | 339 + 179 = |
891
|
555
|
593
|
518
|
| 9. | 385 + 360 = |
745
|
720
|
895
|
819
|
| 10. | 412 + 402 = |
939
|
647
|
814
|
724
|
| 11. | 497 + 448 = |
774
|
945
|
600
|
886
|
| 12. | 383 + 241 = |
703
|
767
|
624
|
900
|