Erbijsommen t/m 1.000
Optellen
| 1. | 457 + 440 = |
897
|
585
|
985
|
800
|
| 2. | 497 + 450 = |
947
|
699
|
568
|
860
|
| 3. | 500 + 166 = |
518
|
666
|
846
|
828
|
| 4. | 379 + 271 = |
605
|
537
|
650
|
701
|
| 5. | 484 + 218 = |
702
|
863
|
816
|
983
|
| 6. | 359 + 170 = |
617
|
529
|
798
|
870
|
| 7. | 261 + 198 = |
355
|
459
|
381
|
390
|
| 8. | 498 + 363 = |
694
|
745
|
861
|
655
|
| 9. | 171 + 129 = |
491
|
300
|
269
|
221
|
| 10. | 291 + 212 = |
503
|
507
|
776
|
920
|
| 11. | 450 + 202 = |
576
|
652
|
574
|
884
|
| 12. | 337 + 105 = |
442
|
233
|
336
|
416
|