Erbijsommen t/m 1.000
Optellen
| 1. | 365 + 353 = |
718
|
923
|
841
|
942
|
| 2. | 486 + 315 = |
596
|
793
|
915
|
801
|
| 3. | 437 + 180 = |
727
|
617
|
626
|
979
|
| 4. | 309 + 268 = |
621
|
577
|
714
|
651
|
| 5. | 421 + 153 = |
574
|
790
|
571
|
518
|
| 6. | 135 + 109 = |
202
|
244
|
440
|
325
|
| 7. | 462 + 112 = |
671
|
662
|
574
|
628
|
| 8. | 279 + 255 = |
778
|
767
|
534
|
801
|
| 9. | 492 + 165 = |
619
|
651
|
657
|
902
|
| 10. | 456 + 423 = |
879
|
520
|
668
|
877
|
| 11. | 476 + 177 = |
865
|
653
|
895
|
739
|
| 12. | 410 + 380 = |
975
|
674
|
790
|
929
|