Erbijsommen t/m 1.000
Optellen
| 1. | 468 + 354 = |
970
|
782
|
822
|
777
|
| 2. | 318 + 309 = |
584
|
627
|
674
|
690
|
| 3. | 484 + 453 = |
942
|
937
|
717
|
760
|
| 4. | 455 + 362 = |
622
|
817
|
674
|
838
|
| 5. | 393 + 336 = |
907
|
752
|
729
|
958
|
| 6. | 312 + 260 = |
895
|
572
|
506
|
866
|
| 7. | 341 + 193 = |
773
|
534
|
655
|
526
|
| 8. | 355 + 228 = |
948
|
995
|
847
|
583
|
| 9. | 381 + 272 = |
720
|
916
|
536
|
653
|
| 10. | 473 + 155 = |
810
|
656
|
682
|
628
|
| 11. | 248 + 238 = |
482
|
379
|
391
|
486
|
| 12. | 226 + 225 = |
218
|
451
|
329
|
254
|