Erbijsommen t/m 1.000
Optellen
| 1. | 447 + 266 = |
696
|
507
|
758
|
713
|
| 2. | 422 + 408 = |
830
|
919
|
508
|
904
|
| 3. | 289 + 125 = |
300
|
414
|
420
|
463
|
| 4. | 444 + 363 = |
1.000
|
648
|
807
|
613
|
| 5. | 477 + 347 = |
967
|
824
|
949
|
687
|
| 6. | 425 + 172 = |
597
|
733
|
845
|
573
|
| 7. | 374 + 169 = |
778
|
823
|
543
|
571
|
| 8. | 383 + 248 = |
514
|
631
|
956
|
803
|
| 9. | 408 + 157 = |
823
|
662
|
920
|
565
|
| 10. | 424 + 174 = |
598
|
766
|
561
|
675
|
| 11. | 367 + 203 = |
984
|
962
|
681
|
570
|
| 12. | 349 + 237 = |
988
|
561
|
736
|
586
|