Erbijsommen t/m 1.000
Optellen
| 1. | 494 + 426 = |
635
|
968
|
920
|
670
|
| 2. | 446 + 186 = |
581
|
632
|
773
|
511
|
| 3. | 467 + 204 = |
877
|
872
|
671
|
750
|
| 4. | 458 + 442 = |
900
|
916
|
722
|
713
|
| 5. | 455 + 343 = |
892
|
798
|
642
|
889
|
| 6. | 270 + 146 = |
319
|
210
|
416
|
333
|
| 7. | 406 + 351 = |
623
|
830
|
515
|
757
|
| 8. | 498 + 112 = |
518
|
574
|
636
|
610
|
| 9. | 419 + 239 = |
658
|
500
|
902
|
872
|
| 10. | 252 + 221 = |
473
|
385
|
282
|
389
|
| 11. | 411 + 192 = |
654
|
994
|
872
|
603
|
| 12. | 437 + 169 = |
997
|
697
|
606
|
633
|