Erbijsommen t/m 1.000
Optellen
| 1. | 497 + 391 = |
630
|
944
|
900
|
888
|
| 2. | 335 + 205 = |
986
|
864
|
968
|
540
|
| 3. | 382 + 362 = |
608
|
920
|
502
|
744
|
| 4. | 469 + 128 = |
597
|
664
|
655
|
859
|
| 5. | 417 + 132 = |
740
|
549
|
641
|
855
|
| 6. | 215 + 150 = |
468
|
238
|
443
|
365
|
| 7. | 311 + 263 = |
551
|
885
|
574
|
832
|
| 8. | 254 + 115 = |
317
|
479
|
369
|
307
|
| 9. | 153 + 126 = |
279
|
291
|
413
|
398
|
| 10. | 336 + 178 = |
919
|
615
|
988
|
514
|
| 11. | 386 + 266 = |
911
|
584
|
924
|
652
|
| 12. | 260 + 111 = |
481
|
497
|
242
|
371
|