Erbijsommen t/m 1.000
Optellen
| 1. | 483 + 442 = |
997
|
592
|
996
|
925
|
| 2. | 481 + 384 = |
947
|
556
|
761
|
865
|
| 3. | 340 + 212 = |
686
|
965
|
552
|
774
|
| 4. | 358 + 278 = |
636
|
897
|
796
|
691
|
| 5. | 450 + 321 = |
875
|
669
|
771
|
781
|
| 6. | 493 + 330 = |
604
|
992
|
999
|
823
|
| 7. | 427 + 229 = |
725
|
716
|
706
|
656
|
| 8. | 406 + 234 = |
958
|
880
|
550
|
640
|
| 9. | 385 + 243 = |
754
|
628
|
808
|
858
|
| 10. | 485 + 199 = |
684
|
698
|
669
|
543
|
| 11. | 250 + 168 = |
329
|
428
|
363
|
418
|
| 12. | 350 + 238 = |
588
|
515
|
603
|
891
|